747860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 1598856

約数和(自身を除く): 850996

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 613, 1220, 1226, 2452, 3065, 6130, 12260, 37393, 74786, 149572, 186965, 373930, 747860]

約数ペア:

[(1, 747860), (2, 373930), (4, 186965), (5, 149572), (10, 74786), (20, 37393), (61, 12260), (122, 6130), (244, 3065), (305, 2452), (610, 1226), (613, 1220)]