39659540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1361}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 87865344

約数和(自身を除く): 48205804

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 1361, 1457, 2722, 2914, 5444, 5828, 6805, 7285, 13610, 14570, 27220, 29140, 42191, 63967, 84382, 127934, 168764, 210955, 255868, 319835, 421910, 639670, 843820, 1279340, 1982977, 3965954, 7931908, 9914885, 19829770, 39659540]

約数ペア:

[(1, 39659540), (2, 19829770), (4, 9914885), (5, 7931908), (10, 3965954), (20, 1982977), (31, 1279340), (47, 843820), (62, 639670), (94, 421910), (124, 319835), (155, 255868), (188, 210955), (235, 168764), (310, 127934), (470, 84382), (620, 63967), (940, 42191), (1361, 29140), (1457, 27220), (2722, 14570), (2914, 13610), (5444, 7285), (5828, 6805)]