40680380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3329}}^1$

素因数の和:3398

約数の個数: 48

約数和(自身を含む): 93985920

約数和(自身を除く): 53305540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 3329, 6110, 6658, 12220, 13316, 16645, 33290, 43277, 66580, 86554, 156463, 173108, 216385, 312926, 432770, 625852, 782315, 865540, 1564630, 2034019, 3129260, 4068038, 8136076, 10170095, 20340190, 40680380]

約数ペア:

[(1, 40680380), (2, 20340190), (4, 10170095), (5, 8136076), (10, 4068038), (13, 3129260), (20, 2034019), (26, 1564630), (47, 865540), (52, 782315), (65, 625852), (94, 432770), (130, 312926), (188, 216385), (235, 173108), (260, 156463), (470, 86554), (611, 66580), (940, 43277), (1222, 33290), (2444, 16645), (3055, 13316), (3329, 12220), (6110, 6658)]