84936040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1861}}^1$

素因数の和:2042

約数の個数: 64

約数和(自身を含む): 219864960

約数和(自身を除く): 134928920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1304, 1630, 1861, 2282, 3260, 3722, 4564, 5705, 6520, 7444, 9128, 9305, 11410, 13027, 14888, 18610, 22820, 26054, 37220, 45640, 52108, 65135, 74440, 104216, 130270, 260540, 303343, 521080, 606686, 1213372, 1516715, 2123401, 2426744, 3033430, 4246802, 6066860, 8493604, 10617005, 12133720, 16987208, 21234010, 42468020, 84936040]

約数ペア:

[(1, 84936040), (2, 42468020), (4, 21234010), (5, 16987208), (7, 12133720), (8, 10617005), (10, 8493604), (14, 6066860), (20, 4246802), (28, 3033430), (35, 2426744), (40, 2123401), (56, 1516715), (70, 1213372), (140, 606686), (163, 521080), (280, 303343), (326, 260540), (652, 130270), (815, 104216), (1141, 74440), (1304, 65135), (1630, 52108), (1861, 45640), (2282, 37220), (3260, 26054), (3722, 22820), (4564, 18610), (5705, 14888), (6520, 13027), (7444, 11410), (9128, 9305)]