20632080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12281}}^1$

素因数の和:12304

約数の個数: 80

約数和(自身を含む): 73102464

約数和(自身を除く): 52470384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12281, 24562, 36843, 49124, 61405, 73686, 85967, 98248, 122810, 147372, 171934, 184215, 196496, 245620, 257901, 294744, 343868, 368430, 429835, 491240, 515802, 589488, 687736, 736860, 859670, 982480, 1031604, 1289505, 1375472, 1473720, 1719340, 2063208, 2579010, 2947440, 3438680, 4126416, 5158020, 6877360, 10316040, 20632080]

約数ペア:

[(1, 20632080), (2, 10316040), (3, 6877360), (4, 5158020), (5, 4126416), (6, 3438680), (7, 2947440), (8, 2579010), (10, 2063208), (12, 1719340), (14, 1473720), (15, 1375472), (16, 1289505), (20, 1031604), (21, 982480), (24, 859670), (28, 736860), (30, 687736), (35, 589488), (40, 515802), (42, 491240), (48, 429835), (56, 368430), (60, 343868), (70, 294744), (80, 257901), (84, 245620), (105, 196496), (112, 184215), (120, 171934), (140, 147372), (168, 122810), (210, 98248), (240, 85967), (280, 73686), (336, 61405), (420, 49124), (560, 36843), (840, 24562), (1680, 12281)]