39836240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16063}}^1$

素因数の和:16107

約数の個数: 40

約数和(自身を含む): 95612928

約数和(自身を除く): 55776688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 16063, 32126, 64252, 80315, 128504, 160630, 257008, 321260, 497953, 642520, 995906, 1285040, 1991812, 2489765, 3983624, 4979530, 7967248, 9959060, 19918120, 39836240]

約数ペア:

[(1, 39836240), (2, 19918120), (4, 9959060), (5, 7967248), (8, 4979530), (10, 3983624), (16, 2489765), (20, 1991812), (31, 1285040), (40, 995906), (62, 642520), (80, 497953), (124, 321260), (155, 257008), (248, 160630), (310, 128504), (496, 80315), (620, 64252), (1240, 32126), (2480, 16063)]