2291240

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{167}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 6048000

約数和(自身を除く): 3756760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 167, 196, 245, 280, 334, 343, 392, 490, 668, 686, 835, 980, 1169, 1336, 1372, 1670, 1715, 1960, 2338, 2744, 3340, 3430, 4676, 5845, 6680, 6860, 8183, 9352, 11690, 13720, 16366, 23380, 32732, 40915, 46760, 57281, 65464, 81830, 114562, 163660, 229124, 286405, 327320, 458248, 572810, 1145620, 2291240]

約数ペア:

[(1, 2291240), (2, 1145620), (4, 572810), (5, 458248), (7, 327320), (8, 286405), (10, 229124), (14, 163660), (20, 114562), (28, 81830), (35, 65464), (40, 57281), (49, 46760), (56, 40915), (70, 32732), (98, 23380), (140, 16366), (167, 13720), (196, 11690), (245, 9352), (280, 8183), (334, 6860), (343, 6680), (392, 5845), (490, 4676), (668, 3430), (686, 3340), (835, 2744), (980, 2338), (1169, 1960), (1336, 1715), (1372, 1670)]