39682480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16001}}^1$

素因数の和:16045

約数の個数: 40

約数和(自身を含む): 95243904

約数和(自身を除く): 55561424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 16001, 32002, 64004, 80005, 128008, 160010, 256016, 320020, 496031, 640040, 992062, 1280080, 1984124, 2480155, 3968248, 4960310, 7936496, 9920620, 19841240, 39682480]

約数ペア:

[(1, 39682480), (2, 19841240), (4, 9920620), (5, 7936496), (8, 4960310), (10, 3968248), (16, 2480155), (20, 1984124), (31, 1280080), (40, 992062), (62, 640040), (80, 496031), (124, 320020), (155, 256016), (248, 160010), (310, 128008), (496, 80005), (620, 64004), (1240, 32002), (2480, 16001)]