27798820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 71124480

約数和(自身を除く): 43325660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 41, 58, 70, 82, 116, 140, 145, 164, 167, 203, 205, 287, 290, 334, 406, 410, 574, 580, 668, 812, 820, 835, 1015, 1148, 1169, 1189, 1435, 1670, 2030, 2338, 2378, 2870, 3340, 4060, 4676, 4756, 4843, 5740, 5845, 5945, 6847, 8323, 9686, 11690, 11890, 13694, 16646, 19372, 23380, 23780, 24215, 27388, 33292, 33901, 34235, 41615, 47929, 48430, 67802, 68470, 83230, 95858, 96860, 135604, 136940, 166460, 169505, 191716, 198563, 239645, 339010, 397126, 479290, 678020, 794252, 958580, 992815, 1389941, 1985630, 2779882, 3971260, 5559764, 6949705, 13899410, 27798820]

約数ペア:

[(1, 27798820), (2, 13899410), (4, 6949705), (5, 5559764), (7, 3971260), (10, 2779882), (14, 1985630), (20, 1389941), (28, 992815), (29, 958580), (35, 794252), (41, 678020), (58, 479290), (70, 397126), (82, 339010), (116, 239645), (140, 198563), (145, 191716), (164, 169505), (167, 166460), (203, 136940), (205, 135604), (287, 96860), (290, 95858), (334, 83230), (406, 68470), (410, 67802), (574, 48430), (580, 47929), (668, 41615), (812, 34235), (820, 33901), (835, 33292), (1015, 27388), (1148, 24215), (1169, 23780), (1189, 23380), (1435, 19372), (1670, 16646), (2030, 13694), (2338, 11890), (2378, 11690), (2870, 9686), (3340, 8323), (4060, 6847), (4676, 5945), (4756, 5845), (4843, 5740)]