153290420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107951}}^1$

素因数の和:108031

約数の個数: 24

約数和(自身を含む): 326446848

約数和(自身を除く): 173156428

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 107951, 215902, 431804, 539755, 1079510, 2159020, 7664521, 15329042, 30658084, 38322605, 76645210, 153290420]

約数ペア:

[(1, 153290420), (2, 76645210), (4, 38322605), (5, 30658084), (10, 15329042), (20, 7664521), (71, 2159020), (142, 1079510), (284, 539755), (355, 431804), (710, 215902), (1420, 107951)]