1640228042

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{2381}}^1$

素因数の和:2726

約数の個数: 32

約数和(自身を含む): 2612348928

約数和(自身を除く): 972120886

約数列:

[1, 2, 31, 41, 62, 82, 271, 542, 1271, 2381, 2542, 4762, 8401, 11111, 16802, 22222, 73811, 97621, 147622, 195242, 344441, 645251, 688882, 1290502, 3026251, 6052502, 20002781, 26455291, 40005562, 52910582, 820114021, 1640228042]

約数ペア:

[(1, 1640228042), (2, 820114021), (31, 52910582), (41, 40005562), (62, 26455291), (82, 20002781), (271, 6052502), (542, 3026251), (1271, 1290502), (2381, 688882), (2542, 645251), (4762, 344441), (8401, 195242), (11111, 147622), (16802, 97621), (22222, 73811)]