15691451120

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4783979}}^1$

素因数の和:4784033

約数の個数: 40

約数和(自身を含む): 37372451760

約数和(自身を除く): 21681000640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 4783979, 9567958, 19135916, 23919895, 38271832, 47839790, 76543664, 95679580, 191359160, 196143139, 382718320, 392286278, 784572556, 980715695, 1569145112, 1961431390, 3138290224, 3922862780, 7845725560, 15691451120]

約数ペア:

[(1, 15691451120), (2, 7845725560), (4, 3922862780), (5, 3138290224), (8, 1961431390), (10, 1569145112), (16, 980715695), (20, 784572556), (40, 392286278), (41, 382718320), (80, 196143139), (82, 191359160), (164, 95679580), (205, 76543664), (328, 47839790), (410, 38271832), (656, 23919895), (820, 19135916), (1640, 9567958), (3280, 4783979)]