1663140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 4753728

約数和(自身を除く): 3090588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 523, 530, 636, 795, 1046, 1060, 1569, 1590, 2092, 2615, 3138, 3180, 5230, 6276, 7845, 10460, 15690, 27719, 31380, 55438, 83157, 110876, 138595, 166314, 277190, 332628, 415785, 554380, 831570, 1663140]

約数ペア:

[(1, 1663140), (2, 831570), (3, 554380), (4, 415785), (5, 332628), (6, 277190), (10, 166314), (12, 138595), (15, 110876), (20, 83157), (30, 55438), (53, 31380), (60, 27719), (106, 15690), (159, 10460), (212, 7845), (265, 6276), (318, 5230), (523, 3180), (530, 3138), (636, 2615), (795, 2092), (1046, 1590), (1060, 1569)]