15696697160

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1\times {\mathrm{21031}}^1$

素因数の和:21486

約数の個数: 64

約数和(自身を含む): 36161579520

約数和(自身を除く): 20464882360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 397, 470, 794, 940, 1588, 1880, 1985, 3176, 3970, 7940, 15880, 18659, 21031, 37318, 42062, 74636, 84124, 93295, 105155, 149272, 168248, 186590, 210310, 373180, 420620, 746360, 841240, 988457, 1976914, 3953828, 4942285, 7907656, 8349307, 9884570, 16698614, 19769140, 33397228, 39538280, 41746535, 66794456, 83493070, 166986140, 333972280, 392417429, 784834858, 1569669716, 1962087145, 3139339432, 3924174290, 7848348580, 15696697160]

約数ペア:

[(1, 15696697160), (2, 7848348580), (4, 3924174290), (5, 3139339432), (8, 1962087145), (10, 1569669716), (20, 784834858), (40, 392417429), (47, 333972280), (94, 166986140), (188, 83493070), (235, 66794456), (376, 41746535), (397, 39538280), (470, 33397228), (794, 19769140), (940, 16698614), (1588, 9884570), (1880, 8349307), (1985, 7907656), (3176, 4942285), (3970, 3953828), (7940, 1976914), (15880, 988457), (18659, 841240), (21031, 746360), (37318, 420620), (42062, 373180), (74636, 210310), (84124, 186590), (93295, 168248), (105155, 149272)]