19879320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8719}}^1$

素因数の和:8752

約数の個数: 64

約数和(自身を含む): 62784000

約数和(自身を除く): 42904680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8719, 17438, 26157, 34876, 43595, 52314, 69752, 87190, 104628, 130785, 165661, 174380, 209256, 261570, 331322, 348760, 496983, 523140, 662644, 828305, 993966, 1046280, 1325288, 1656610, 1987932, 2484915, 3313220, 3975864, 4969830, 6626440, 9939660, 19879320]

約数ペア:

[(1, 19879320), (2, 9939660), (3, 6626440), (4, 4969830), (5, 3975864), (6, 3313220), (8, 2484915), (10, 1987932), (12, 1656610), (15, 1325288), (19, 1046280), (20, 993966), (24, 828305), (30, 662644), (38, 523140), (40, 496983), (57, 348760), (60, 331322), (76, 261570), (95, 209256), (114, 174380), (120, 165661), (152, 130785), (190, 104628), (228, 87190), (285, 69752), (380, 52314), (456, 43595), (570, 34876), (760, 26157), (1140, 17438), (2280, 8719)]