1385390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 32

約数和(自身を含む): 2661120

約数和(自身を除く): 1275730

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 109, 155, 205, 218, 310, 410, 545, 1090, 1271, 2542, 3379, 4469, 6355, 6758, 8938, 12710, 16895, 22345, 33790, 44690, 138539, 277078, 692695, 1385390]

約数ペア:

[(1, 1385390), (2, 692695), (5, 277078), (10, 138539), (31, 44690), (41, 33790), (62, 22345), (82, 16895), (109, 12710), (155, 8938), (205, 6758), (218, 6355), (310, 4469), (410, 3379), (545, 2542), (1090, 1271)]