4160560

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:541

約数の個数: 40

約数和(自身を含む): 9771696

約数和(自身を除く): 5611136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 397, 524, 655, 794, 1048, 1310, 1588, 1985, 2096, 2620, 3176, 3970, 5240, 6352, 7940, 10480, 15880, 31760, 52007, 104014, 208028, 260035, 416056, 520070, 832112, 1040140, 2080280, 4160560]

約数ペア:

[(1, 4160560), (2, 2080280), (4, 1040140), (5, 832112), (8, 520070), (10, 416056), (16, 260035), (20, 208028), (40, 104014), (80, 52007), (131, 31760), (262, 15880), (397, 10480), (524, 7940), (655, 6352), (794, 5240), (1048, 3970), (1310, 3176), (1588, 2620), (1985, 2096)]