28053840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2851}}^1$

素因数の和:2908

約数の個数: 80

約数和(自身を含む): 89119296

約数和(自身を除く): 61065456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 2851, 3280, 4920, 5702, 8553, 9840, 11404, 14255, 17106, 22808, 28510, 34212, 42765, 45616, 57020, 68424, 85530, 114040, 116891, 136848, 171060, 228080, 233782, 342120, 350673, 467564, 584455, 684240, 701346, 935128, 1168910, 1402692, 1753365, 1870256, 2337820, 2805384, 3506730, 4675640, 5610768, 7013460, 9351280, 14026920, 28053840]

約数ペア:

[(1, 28053840), (2, 14026920), (3, 9351280), (4, 7013460), (5, 5610768), (6, 4675640), (8, 3506730), (10, 2805384), (12, 2337820), (15, 1870256), (16, 1753365), (20, 1402692), (24, 1168910), (30, 935128), (40, 701346), (41, 684240), (48, 584455), (60, 467564), (80, 350673), (82, 342120), (120, 233782), (123, 228080), (164, 171060), (205, 136848), (240, 116891), (246, 114040), (328, 85530), (410, 68424), (492, 57020), (615, 45616), (656, 42765), (820, 34212), (984, 28510), (1230, 22808), (1640, 17106), (1968, 14255), (2460, 11404), (2851, 9840), (3280, 8553), (4920, 5702)]