170721420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2845357}}^1$

素因数の和:2845369

約数の個数: 24

約数和(自身を含む): 478020144

約数和(自身を除く): 307298724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2845357, 5690714, 8536071, 11381428, 14226785, 17072142, 28453570, 34144284, 42680355, 56907140, 85360710, 170721420]

約数ペア:

[(1, 170721420), (2, 85360710), (3, 56907140), (4, 42680355), (5, 34144284), (6, 28453570), (10, 17072142), (12, 14226785), (15, 11381428), (20, 8536071), (30, 5690714), (60, 2845357)]