20058430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 43908480

約数和(自身を除く): 23850050

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 41, 58, 70, 82, 145, 203, 205, 241, 287, 290, 406, 410, 482, 574, 1015, 1189, 1205, 1435, 1687, 2030, 2378, 2410, 2870, 3374, 5945, 6989, 8323, 8435, 9881, 11890, 13978, 16646, 16870, 19762, 34945, 41615, 48923, 49405, 69167, 69890, 83230, 97846, 98810, 138334, 244615, 286549, 345835, 489230, 573098, 691670, 1432745, 2005843, 2865490, 4011686, 10029215, 20058430]

約数ペア:

[(1, 20058430), (2, 10029215), (5, 4011686), (7, 2865490), (10, 2005843), (14, 1432745), (29, 691670), (35, 573098), (41, 489230), (58, 345835), (70, 286549), (82, 244615), (145, 138334), (203, 98810), (205, 97846), (241, 83230), (287, 69890), (290, 69167), (406, 49405), (410, 48923), (482, 41615), (574, 34945), (1015, 19762), (1189, 16870), (1205, 16646), (1435, 13978), (1687, 11890), (2030, 9881), (2378, 8435), (2410, 8323), (2870, 6989), (3374, 5945)]