248934340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401507}}^1$

素因数の和:401547

約数の個数: 24

約数和(自身を含む): 539626752

約数和(自身を除く): 290692412

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 401507, 803014, 1606028, 2007535, 4015070, 8030140, 12446717, 24893434, 49786868, 62233585, 124467170, 248934340]

約数ペア:

[(1, 248934340), (2, 124467170), (4, 62233585), (5, 49786868), (10, 24893434), (20, 12446717), (31, 8030140), (62, 4015070), (124, 2007535), (155, 1606028), (310, 803014), (620, 401507)]