201975830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{40639}}^1$

素因数の和:40724

約数の個数: 32

約数和(自身を含む): 421355520

約数和(自身を除く): 219379690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 40639, 81278, 203195, 284473, 406390, 568946, 1422365, 2844730, 2885369, 5770738, 14426845, 20197583, 28853690, 40395166, 100987915, 201975830]

約数ペア:

[(1, 201975830), (2, 100987915), (5, 40395166), (7, 28853690), (10, 20197583), (14, 14426845), (35, 5770738), (70, 2885369), (71, 2844730), (142, 1422365), (355, 568946), (497, 406390), (710, 284473), (994, 203195), (2485, 81278), (4970, 40639)]