38855980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 83897856

約数和(自身を除く): 45041876

約数列:

[1, 2, 4, 5, 10, 20, 67, 107, 134, 214, 268, 271, 335, 428, 535, 542, 670, 1070, 1084, 1340, 1355, 2140, 2710, 5420, 7169, 14338, 18157, 28676, 28997, 35845, 36314, 57994, 71690, 72628, 90785, 115988, 143380, 144985, 181570, 289970, 363140, 579940, 1942799, 3885598, 7771196, 9713995, 19427990, 38855980]

約数ペア:

[(1, 38855980), (2, 19427990), (4, 9713995), (5, 7771196), (10, 3885598), (20, 1942799), (67, 579940), (107, 363140), (134, 289970), (214, 181570), (268, 144985), (271, 143380), (335, 115988), (428, 90785), (535, 72628), (542, 71690), (670, 57994), (1070, 36314), (1084, 35845), (1340, 28997), (1355, 28676), (2140, 18157), (2710, 14338), (5420, 7169)]