1408160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1$

素因数の和:705

約数の個数: 48

約数和(自身を含む): 3587976

約数和(自身を除く): 2179816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 677, 1040, 1354, 2080, 2708, 3385, 5416, 6770, 8801, 10832, 13540, 17602, 21664, 27080, 35204, 44005, 54160, 70408, 88010, 108320, 140816, 176020, 281632, 352040, 704080, 1408160]

約数ペア:

[(1, 1408160), (2, 704080), (4, 352040), (5, 281632), (8, 176020), (10, 140816), (13, 108320), (16, 88010), (20, 70408), (26, 54160), (32, 44005), (40, 35204), (52, 27080), (65, 21664), (80, 17602), (104, 13540), (130, 10832), (160, 8801), (208, 6770), (260, 5416), (416, 3385), (520, 2708), (677, 2080), (1040, 1354)]