40871660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1823}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 91929600

約数和(自身を除く): 51057940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 1823, 2242, 3646, 4484, 5605, 7292, 9115, 11210, 18230, 22420, 34637, 36460, 69274, 107557, 138548, 173185, 215114, 346370, 430228, 537785, 692740, 1075570, 2043583, 2151140, 4087166, 8174332, 10217915, 20435830, 40871660]

約数ペア:

[(1, 40871660), (2, 20435830), (4, 10217915), (5, 8174332), (10, 4087166), (19, 2151140), (20, 2043583), (38, 1075570), (59, 692740), (76, 537785), (95, 430228), (118, 346370), (190, 215114), (236, 173185), (295, 138548), (380, 107557), (590, 69274), (1121, 36460), (1180, 34637), (1823, 22420), (2242, 18230), (3646, 11210), (4484, 9115), (5605, 7292)]