421817080

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{58913}}^1$

素因数の和:59103

約数の個数: 32

約数和(自身を含む): 954406800

約数和(自身を除く): 532589720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 58913, 117826, 235652, 294565, 471304, 589130, 1178260, 2356520, 10545427, 21090854, 42181708, 52727135, 84363416, 105454270, 210908540, 421817080]

約数ペア:

[(1, 421817080), (2, 210908540), (4, 105454270), (5, 84363416), (8, 52727135), (10, 42181708), (20, 21090854), (40, 10545427), (179, 2356520), (358, 1178260), (716, 589130), (895, 471304), (1432, 294565), (1790, 235652), (3580, 117826), (7160, 58913)]