13186720

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1129}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 31608360

約数和(自身を除く): 18421640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1129, 1168, 1460, 2258, 2336, 2920, 4516, 5645, 5840, 9032, 11290, 11680, 18064, 22580, 36128, 45160, 82417, 90320, 164834, 180640, 329668, 412085, 659336, 824170, 1318672, 1648340, 2637344, 3296680, 6593360, 13186720]

約数ペア:

[(1, 13186720), (2, 6593360), (4, 3296680), (5, 2637344), (8, 1648340), (10, 1318672), (16, 824170), (20, 659336), (32, 412085), (40, 329668), (73, 180640), (80, 164834), (146, 90320), (160, 82417), (292, 45160), (365, 36128), (584, 22580), (730, 18064), (1129, 11680), (1168, 11290), (1460, 9032), (2258, 5840), (2336, 5645), (2920, 4516)]