18083146040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{8431}}^1$

素因数の和:8557

約数の個数: 96

約数和(自身を含む): 43096795200

約数和(自身を除く): 25013649160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 580, 860, 1160, 1247, 1720, 1849, 2494, 3698, 4988, 6235, 7396, 8431, 9245, 9976, 12470, 14792, 16862, 18490, 24940, 33724, 36980, 42155, 49880, 53621, 67448, 73960, 84310, 107242, 168620, 214484, 244499, 268105, 337240, 362533, 428968, 488998, 536210, 725066, 977996, 1072420, 1222495, 1450132, 1812665, 1955992, 2144840, 2444990, 2900264, 3625330, 4889980, 7250660, 9779960, 10513457, 14501320, 15588919, 21026914, 31177838, 42053828, 52567285, 62355676, 77944595, 84107656, 105134570, 124711352, 155889190, 210269140, 311778380, 420538280, 452078651, 623556760, 904157302, 1808314604, 2260393255, 3616629208, 4520786510, 9041573020, 18083146040]

約数ペア:

[(1, 18083146040), (2, 9041573020), (4, 4520786510), (5, 3616629208), (8, 2260393255), (10, 1808314604), (20, 904157302), (29, 623556760), (40, 452078651), (43, 420538280), (58, 311778380), (86, 210269140), (116, 155889190), (145, 124711352), (172, 105134570), (215, 84107656), (232, 77944595), (290, 62355676), (344, 52567285), (430, 42053828), (580, 31177838), (860, 21026914), (1160, 15588919), (1247, 14501320), (1720, 10513457), (1849, 9779960), (2494, 7250660), (3698, 4889980), (4988, 3625330), (6235, 2900264), (7396, 2444990), (8431, 2144840), (9245, 1955992), (9976, 1812665), (12470, 1450132), (14792, 1222495), (16862, 1072420), (18490, 977996), (24940, 725066), (33724, 536210), (36980, 488998), (42155, 428968), (49880, 362533), (53621, 337240), (67448, 268105), (73960, 244499), (84310, 214484), (107242, 168620)]