8928520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 21384000

約数和(自身を除く): 12455480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 179, 215, 232, 290, 344, 358, 430, 580, 716, 860, 895, 1160, 1247, 1432, 1720, 1790, 2494, 3580, 4988, 5191, 6235, 7160, 7697, 9976, 10382, 12470, 15394, 20764, 24940, 25955, 30788, 38485, 41528, 49880, 51910, 61576, 76970, 103820, 153940, 207640, 223213, 307880, 446426, 892852, 1116065, 1785704, 2232130, 4464260, 8928520]

約数ペア:

[(1, 8928520), (2, 4464260), (4, 2232130), (5, 1785704), (8, 1116065), (10, 892852), (20, 446426), (29, 307880), (40, 223213), (43, 207640), (58, 153940), (86, 103820), (116, 76970), (145, 61576), (172, 51910), (179, 49880), (215, 41528), (232, 38485), (290, 30788), (344, 25955), (358, 24940), (430, 20764), (580, 15394), (716, 12470), (860, 10382), (895, 9976), (1160, 7697), (1247, 7160), (1432, 6235), (1720, 5191), (1790, 4988), (2494, 3580)]