971441420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:723

約数の個数: 96

約数和(自身を含む): 2204858880

約数和(自身を除く): 1233417460

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 97, 116, 124, 145, 155, 194, 290, 310, 388, 485, 557, 580, 620, 899, 970, 1114, 1798, 1940, 2228, 2785, 2813, 3007, 3596, 4495, 5570, 5626, 6014, 8990, 11140, 11252, 12028, 14065, 15035, 16153, 17267, 17980, 28130, 30070, 32306, 34534, 54029, 56260, 60140, 64612, 69068, 80765, 86335, 87203, 108058, 161530, 172670, 174406, 216116, 270145, 323060, 345340, 348812, 436015, 500743, 540290, 872030, 1001486, 1080580, 1566841, 1674899, 1744060, 2002972, 2503715, 3133682, 3349798, 5007430, 6267364, 6699596, 7834205, 8374495, 10014860, 15668410, 16748990, 31336820, 33497980, 48572071, 97144142, 194288284, 242860355, 485720710, 971441420]

約数ペア:

[(1, 971441420), (2, 485720710), (4, 242860355), (5, 194288284), (10, 97144142), (20, 48572071), (29, 33497980), (31, 31336820), (58, 16748990), (62, 15668410), (97, 10014860), (116, 8374495), (124, 7834205), (145, 6699596), (155, 6267364), (194, 5007430), (290, 3349798), (310, 3133682), (388, 2503715), (485, 2002972), (557, 1744060), (580, 1674899), (620, 1566841), (899, 1080580), (970, 1001486), (1114, 872030), (1798, 540290), (1940, 500743), (2228, 436015), (2785, 348812), (2813, 345340), (3007, 323060), (3596, 270145), (4495, 216116), (5570, 174406), (5626, 172670), (6014, 161530), (8990, 108058), (11140, 87203), (11252, 86335), (12028, 80765), (14065, 69068), (15035, 64612), (16153, 60140), (17267, 56260), (17980, 54029), (28130, 34534), (30070, 32306)]