73017980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521557}}^1$

素因数の和:521573

約数の個数: 24

約数和(自身を含む): 175243488

約数和(自身を除く): 102225508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521557, 1043114, 2086228, 2607785, 3650899, 5215570, 7301798, 10431140, 14603596, 18254495, 36508990, 73017980]

約数ペア:

[(1, 73017980), (2, 36508990), (4, 18254495), (5, 14603596), (7, 10431140), (10, 7301798), (14, 5215570), (20, 3650899), (28, 2607785), (35, 2086228), (70, 1043114), (140, 521557)]