234891490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{15649}}^1$

素因数の和:15754

約数の個数: 32

約数和(自身を含む): 450720000

約数和(自身を除く): 215828510

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 158, 190, 395, 790, 1501, 3002, 7505, 15010, 15649, 31298, 78245, 156490, 297331, 594662, 1236271, 1486655, 2472542, 2973310, 6181355, 12362710, 23489149, 46978298, 117445745, 234891490]

約数ペア:

[(1, 234891490), (2, 117445745), (5, 46978298), (10, 23489149), (19, 12362710), (38, 6181355), (79, 2973310), (95, 2472542), (158, 1486655), (190, 1236271), (395, 594662), (790, 297331), (1501, 156490), (3002, 78245), (7505, 31298), (15010, 15649)]