1823990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 3815424

約数和(自身を除く): 1991434

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 367, 497, 710, 734, 994, 1835, 2485, 2569, 3670, 4970, 5138, 12845, 25690, 26057, 52114, 130285, 182399, 260570, 364798, 911995, 1823990]

約数ペア:

[(1, 1823990), (2, 911995), (5, 364798), (7, 260570), (10, 182399), (14, 130285), (35, 52114), (70, 26057), (71, 25690), (142, 12845), (355, 5138), (367, 4970), (497, 3670), (710, 2569), (734, 2485), (994, 1835)]