23304280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:868

約数の個数: 64

約数和(自身を含む): 56881440

約数和(自身を除く): 33577160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 797, 860, 1462, 1594, 1720, 2924, 3188, 3655, 3985, 5848, 6376, 7310, 7970, 13549, 14620, 15940, 27098, 29240, 31880, 34271, 54196, 67745, 68542, 108392, 135490, 137084, 171355, 270980, 274168, 342710, 541960, 582607, 685420, 1165214, 1370840, 2330428, 2913035, 4660856, 5826070, 11652140, 23304280]

約数ペア:

[(1, 23304280), (2, 11652140), (4, 5826070), (5, 4660856), (8, 2913035), (10, 2330428), (17, 1370840), (20, 1165214), (34, 685420), (40, 582607), (43, 541960), (68, 342710), (85, 274168), (86, 270980), (136, 171355), (170, 137084), (172, 135490), (215, 108392), (340, 68542), (344, 67745), (430, 54196), (680, 34271), (731, 31880), (797, 29240), (860, 27098), (1462, 15940), (1594, 14620), (1720, 13549), (2924, 7970), (3188, 7310), (3655, 6376), (3985, 5848)]