2912664520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1091}}^1\times {\mathrm{2153}}^1$

素因数の和:3286

約数の個数: 64

約数和(自身を含む): 6774243840

約数和(自身を除く): 3861579320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1091, 1240, 2153, 2182, 4306, 4364, 5455, 8612, 8728, 10765, 10910, 17224, 21530, 21820, 33821, 43060, 43640, 66743, 67642, 86120, 133486, 135284, 169105, 266972, 270568, 333715, 338210, 533944, 667430, 676420, 1334860, 1352840, 2348923, 2669720, 4697846, 9395692, 11744615, 18791384, 23489230, 46978460, 72816613, 93956920, 145633226, 291266452, 364083065, 582532904, 728166130, 1456332260, 2912664520]

約数ペア:

[(1, 2912664520), (2, 1456332260), (4, 728166130), (5, 582532904), (8, 364083065), (10, 291266452), (20, 145633226), (31, 93956920), (40, 72816613), (62, 46978460), (124, 23489230), (155, 18791384), (248, 11744615), (310, 9395692), (620, 4697846), (1091, 2669720), (1240, 2348923), (2153, 1352840), (2182, 1334860), (4306, 676420), (4364, 667430), (5455, 533944), (8612, 338210), (8728, 333715), (10765, 270568), (10910, 266972), (17224, 169105), (21530, 135284), (21820, 133486), (33821, 86120), (43060, 67642), (43640, 66743)]