24804560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 63960192

約数和(自身を除く): 39155632

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 397, 440, 568, 710, 781, 794, 880, 1136, 1420, 1562, 1588, 1985, 2840, 3124, 3176, 3905, 3970, 4367, 5680, 6248, 6352, 7810, 7940, 8734, 12496, 15620, 15880, 17468, 21835, 28187, 31240, 31760, 34936, 43670, 56374, 62480, 69872, 87340, 112748, 140935, 174680, 225496, 281870, 310057, 349360, 450992, 563740, 620114, 1127480, 1240228, 1550285, 2254960, 2480456, 3100570, 4960912, 6201140, 12402280, 24804560]

約数ペア:

[(1, 24804560), (2, 12402280), (4, 6201140), (5, 4960912), (8, 3100570), (10, 2480456), (11, 2254960), (16, 1550285), (20, 1240228), (22, 1127480), (40, 620114), (44, 563740), (55, 450992), (71, 349360), (80, 310057), (88, 281870), (110, 225496), (142, 174680), (176, 140935), (220, 112748), (284, 87340), (355, 69872), (397, 62480), (440, 56374), (568, 43670), (710, 34936), (781, 31760), (794, 31240), (880, 28187), (1136, 21835), (1420, 17468), (1562, 15880), (1588, 15620), (1985, 12496), (2840, 8734), (3124, 7940), (3176, 7810), (3905, 6352), (3970, 6248), (4367, 5680)]