12866620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 32006016

約数和(自身を除く): 19139396

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 41, 52, 65, 68, 71, 82, 85, 130, 142, 164, 170, 205, 221, 260, 284, 340, 355, 410, 442, 533, 697, 710, 820, 884, 923, 1066, 1105, 1207, 1394, 1420, 1846, 2132, 2210, 2414, 2665, 2788, 2911, 3485, 3692, 4420, 4615, 4828, 5330, 5822, 6035, 6970, 9061, 9230, 10660, 11644, 12070, 13940, 14555, 15691, 18122, 18460, 24140, 29110, 31382, 36244, 37843, 45305, 49487, 58220, 62764, 75686, 78455, 90610, 98974, 151372, 156910, 181220, 189215, 197948, 247435, 313820, 378430, 494870, 643331, 756860, 989740, 1286662, 2573324, 3216655, 6433310, 12866620]

約数ペア:

[(1, 12866620), (2, 6433310), (4, 3216655), (5, 2573324), (10, 1286662), (13, 989740), (17, 756860), (20, 643331), (26, 494870), (34, 378430), (41, 313820), (52, 247435), (65, 197948), (68, 189215), (71, 181220), (82, 156910), (85, 151372), (130, 98974), (142, 90610), (164, 78455), (170, 75686), (205, 62764), (221, 58220), (260, 49487), (284, 45305), (340, 37843), (355, 36244), (410, 31382), (442, 29110), (533, 24140), (697, 18460), (710, 18122), (820, 15691), (884, 14555), (923, 13940), (1066, 12070), (1105, 11644), (1207, 10660), (1394, 9230), (1420, 9061), (1846, 6970), (2132, 6035), (2210, 5822), (2414, 5330), (2665, 4828), (2788, 4615), (2911, 4420), (3485, 3692)]