23702480

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3329}}^1$

素因数の和:3431

約数の個数: 40

約数和(自身を含む): 55744200

約数和(自身を除く): 32041720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3329, 3560, 6658, 7120, 13316, 16645, 26632, 33290, 53264, 66580, 133160, 266320, 296281, 592562, 1185124, 1481405, 2370248, 2962810, 4740496, 5925620, 11851240, 23702480]

約数ペア:

[(1, 23702480), (2, 11851240), (4, 5925620), (5, 4740496), (8, 2962810), (10, 2370248), (16, 1481405), (20, 1185124), (40, 592562), (80, 296281), (89, 266320), (178, 133160), (356, 66580), (445, 53264), (712, 33290), (890, 26632), (1424, 16645), (1780, 13316), (3329, 7120), (3560, 6658)]