12730786640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1112831}}^1$

素因数の和:1112868

約数の個数: 80

約数和(自身を含む): 34773774336

約数和(自身を除く): 22042987696

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 1112831, 2225662, 4451324, 5564155, 8902648, 11128310, 12241141, 14466803, 17805296, 22256620, 24482282, 28933606, 44513240, 48964564, 57867212, 61205705, 72334015, 89026480, 97929128, 115734424, 122411410, 144668030, 159134833, 195858256, 231468848, 244822820, 289336060, 318269666, 489645640, 578672120, 636539332, 795674165, 979291280, 1157344240, 1273078664, 1591348330, 2546157328, 3182696660, 6365393320, 12730786640]

約数ペア:

[(1, 12730786640), (2, 6365393320), (4, 3182696660), (5, 2546157328), (8, 1591348330), (10, 1273078664), (11, 1157344240), (13, 979291280), (16, 795674165), (20, 636539332), (22, 578672120), (26, 489645640), (40, 318269666), (44, 289336060), (52, 244822820), (55, 231468848), (65, 195858256), (80, 159134833), (88, 144668030), (104, 122411410), (110, 115734424), (130, 97929128), (143, 89026480), (176, 72334015), (208, 61205705), (220, 57867212), (260, 48964564), (286, 44513240), (440, 28933606), (520, 24482282), (572, 22256620), (715, 17805296), (880, 14466803), (1040, 12241141), (1144, 11128310), (1430, 8902648), (2288, 5564155), (2860, 4451324), (5720, 2225662), (11440, 1112831)]