1302160

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:451

約数の個数: 40

約数和(自身を含む): 3109176

約数和(自身を除く): 1807016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 397, 410, 656, 794, 820, 1588, 1640, 1985, 3176, 3280, 3970, 6352, 7940, 15880, 16277, 31760, 32554, 65108, 81385, 130216, 162770, 260432, 325540, 651080, 1302160]

約数ペア:

[(1, 1302160), (2, 651080), (4, 325540), (5, 260432), (8, 162770), (10, 130216), (16, 81385), (20, 65108), (40, 32554), (41, 31760), (80, 16277), (82, 15880), (164, 7940), (205, 6352), (328, 3970), (397, 3280), (410, 3176), (656, 1985), (794, 1640), (820, 1588)]