9398740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 21852432

約数和(自身を除く): 12453692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 977, 1924, 1954, 2405, 3908, 4810, 4885, 9620, 9770, 12701, 19540, 25402, 36149, 50804, 63505, 72298, 127010, 144596, 180745, 254020, 361490, 469937, 722980, 939874, 1879748, 2349685, 4699370, 9398740]

約数ペア:

[(1, 9398740), (2, 4699370), (4, 2349685), (5, 1879748), (10, 939874), (13, 722980), (20, 469937), (26, 361490), (37, 254020), (52, 180745), (65, 144596), (74, 127010), (130, 72298), (148, 63505), (185, 50804), (260, 36149), (370, 25402), (481, 19540), (740, 12701), (962, 9770), (977, 9620), (1924, 4885), (1954, 4810), (2405, 3908)]