20081031870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{547}}^1\times {\mathrm{3697}}^1$

素因数の和:4585

約数の個数: 64

約数和(自身を含む): 48441551616

約数和(自身を除く): 28360519746

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 331, 547, 662, 993, 1094, 1641, 1655, 1986, 2735, 3282, 3310, 3697, 4965, 5470, 7394, 8205, 9930, 11091, 16410, 18485, 22182, 36970, 55455, 110910, 181057, 362114, 543171, 905285, 1086342, 1223707, 1810570, 2022259, 2447414, 2715855, 3671121, 4044518, 5431710, 6066777, 6118535, 7342242, 10111295, 12133554, 12237070, 18355605, 20222590, 30333885, 36711210, 60667770, 669367729, 1338735458, 2008103187, 3346838645, 4016206374, 6693677290, 10040515935, 20081031870]

約数ペア:

[(1, 20081031870), (2, 10040515935), (3, 6693677290), (5, 4016206374), (6, 3346838645), (10, 2008103187), (15, 1338735458), (30, 669367729), (331, 60667770), (547, 36711210), (662, 30333885), (993, 20222590), (1094, 18355605), (1641, 12237070), (1655, 12133554), (1986, 10111295), (2735, 7342242), (3282, 6118535), (3310, 6066777), (3697, 5431710), (4965, 4044518), (5470, 3671121), (7394, 2715855), (8205, 2447414), (9930, 2022259), (11091, 1810570), (16410, 1223707), (18485, 1086342), (22182, 905285), (36970, 543171), (55455, 362114), (110910, 181057)]