494039240

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{2221}}^1$

素因数の和:2382

約数の個数: 64

約数和(自身を含む): 1142285760

約数和(自身を除く): 648246520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 83, 134, 166, 268, 332, 335, 415, 536, 664, 670, 830, 1340, 1660, 2221, 2680, 3320, 4442, 5561, 8884, 11105, 11122, 17768, 22210, 22244, 27805, 44420, 44488, 55610, 88840, 111220, 148807, 184343, 222440, 297614, 368686, 595228, 737372, 744035, 921715, 1190456, 1474744, 1488070, 1843430, 2976140, 3686860, 5952280, 7373720, 12350981, 24701962, 49403924, 61754905, 98807848, 123509810, 247019620, 494039240]

約数ペア:

[(1, 494039240), (2, 247019620), (4, 123509810), (5, 98807848), (8, 61754905), (10, 49403924), (20, 24701962), (40, 12350981), (67, 7373720), (83, 5952280), (134, 3686860), (166, 2976140), (268, 1843430), (332, 1488070), (335, 1474744), (415, 1190456), (536, 921715), (664, 744035), (670, 737372), (830, 595228), (1340, 368686), (1660, 297614), (2221, 222440), (2680, 184343), (3320, 148807), (4442, 111220), (5561, 88840), (8884, 55610), (11105, 44488), (11122, 44420), (17768, 27805), (22210, 22244)]