4147490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 8169984

約数和(自身を除く): 4022494

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 787, 1054, 1574, 2635, 3935, 5270, 7870, 13379, 24397, 26758, 48794, 66895, 121985, 133790, 243970, 414749, 829498, 2073745, 4147490]

約数ペア:

[(1, 4147490), (2, 2073745), (5, 829498), (10, 414749), (17, 243970), (31, 133790), (34, 121985), (62, 66895), (85, 48794), (155, 26758), (170, 24397), (310, 13379), (527, 7870), (787, 5270), (1054, 3935), (1574, 2635)]