7432120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 17820000

約数和(自身を除く): 10387880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 149, 172, 215, 232, 290, 298, 344, 430, 580, 596, 745, 860, 1160, 1192, 1247, 1490, 1720, 2494, 2980, 4321, 4988, 5960, 6235, 6407, 8642, 9976, 12470, 12814, 17284, 21605, 24940, 25628, 32035, 34568, 43210, 49880, 51256, 64070, 86420, 128140, 172840, 185803, 256280, 371606, 743212, 929015, 1486424, 1858030, 3716060, 7432120]

約数ペア:

[(1, 7432120), (2, 3716060), (4, 1858030), (5, 1486424), (8, 929015), (10, 743212), (20, 371606), (29, 256280), (40, 185803), (43, 172840), (58, 128140), (86, 86420), (116, 64070), (145, 51256), (149, 49880), (172, 43210), (215, 34568), (232, 32035), (290, 25628), (298, 24940), (344, 21605), (430, 17284), (580, 12814), (596, 12470), (745, 9976), (860, 8642), (1160, 6407), (1192, 6235), (1247, 5960), (1490, 4988), (1720, 4321), (2494, 2980)]