70428940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{48239}}^1$

素因数の和:48321

約数の個数: 24

約数和(自身を含む): 149929920

約数和(自身を除く): 79500980

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 48239, 96478, 192956, 241195, 482390, 964780, 3521447, 7042894, 14085788, 17607235, 35214470, 70428940]

約数ペア:

[(1, 70428940), (2, 35214470), (4, 17607235), (5, 14085788), (10, 7042894), (20, 3521447), (73, 964780), (146, 482390), (292, 241195), (365, 192956), (730, 96478), (1460, 48239)]