538298260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{5827}}^1$

素因数の和:6016

約数の個数: 48

約数和(自身を含む): 1174924800

約数和(自身を除く): 636626540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 149, 155, 298, 310, 596, 620, 745, 1490, 2980, 4619, 5827, 9238, 11654, 18476, 23095, 23308, 29135, 46190, 58270, 92380, 116540, 180637, 361274, 722548, 868223, 903185, 1736446, 1806370, 3472892, 3612740, 4341115, 8682230, 17364460, 26914913, 53829826, 107659652, 134574565, 269149130, 538298260]

約数ペア:

[(1, 538298260), (2, 269149130), (4, 134574565), (5, 107659652), (10, 53829826), (20, 26914913), (31, 17364460), (62, 8682230), (124, 4341115), (149, 3612740), (155, 3472892), (298, 1806370), (310, 1736446), (596, 903185), (620, 868223), (745, 722548), (1490, 361274), (2980, 180637), (4619, 116540), (5827, 92380), (9238, 58270), (11654, 46190), (18476, 29135), (23095, 23308)]