20863234080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1114489}}^1$

素因数の和:1114523

約数の個数: 144

約数和(自身を含む): 76672454040

約数和(自身を除く): 55809219960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 1114489, 2228978, 3343467, 4457956, 5572445, 6686934, 8915912, 10030401, 11144890, 13373868, 14488357, 16717335, 17831824, 20060802, 22289780, 26747736, 28976714, 33434670, 35663648, 40121604, 43465071, 44579560, 50152005, 53495472, 57953428, 66869340, 72441785, 80243208, 86930142, 89159120, 100304010, 106990944, 115906856, 130395213, 133738680, 144883570, 160486416, 173860284, 178318240, 200608020, 217325355, 231813712, 260790426, 267477360, 289767140, 320972832, 347720568, 401216040, 434650710, 463627424, 521580852, 534954720, 579534280, 651976065, 695441136, 802432080, 869301420, 1043161704, 1159068560, 1303952130, 1390882272, 1604864160, 1738602840, 2086323408, 2318137120, 2607904260, 3477205680, 4172646816, 5215808520, 6954411360, 10431617040, 20863234080]

約数ペア:

[(1, 20863234080), (2, 10431617040), (3, 6954411360), (4, 5215808520), (5, 4172646816), (6, 3477205680), (8, 2607904260), (9, 2318137120), (10, 2086323408), (12, 1738602840), (13, 1604864160), (15, 1390882272), (16, 1303952130), (18, 1159068560), (20, 1043161704), (24, 869301420), (26, 802432080), (30, 695441136), (32, 651976065), (36, 579534280), (39, 534954720), (40, 521580852), (45, 463627424), (48, 434650710), (52, 401216040), (60, 347720568), (65, 320972832), (72, 289767140), (78, 267477360), (80, 260790426), (90, 231813712), (96, 217325355), (104, 200608020), (117, 178318240), (120, 173860284), (130, 160486416), (144, 144883570), (156, 133738680), (160, 130395213), (180, 115906856), (195, 106990944), (208, 100304010), (234, 89159120), (240, 86930142), (260, 80243208), (288, 72441785), (312, 66869340), (360, 57953428), (390, 53495472), (416, 50152005), (468, 44579560), (480, 43465071), (520, 40121604), (585, 35663648), (624, 33434670), (720, 28976714), (780, 26747736), (936, 22289780), (1040, 20060802), (1170, 17831824), (1248, 16717335), (1440, 14488357), (1560, 13373868), (1872, 11144890), (2080, 10030401), (2340, 8915912), (3120, 6686934), (3744, 5572445), (4680, 4457956), (6240, 3343467), (9360, 2228978), (18720, 1114489)]