40310540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{823}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 88596480

約数和(自身を除く): 48285940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 823, 1580, 1646, 2449, 3292, 4115, 4898, 8230, 9796, 12245, 16460, 24490, 25513, 48980, 51026, 65017, 102052, 127565, 130034, 255130, 260068, 325085, 510260, 650170, 1300340, 2015527, 4031054, 8062108, 10077635, 20155270, 40310540]

約数ペア:

[(1, 40310540), (2, 20155270), (4, 10077635), (5, 8062108), (10, 4031054), (20, 2015527), (31, 1300340), (62, 650170), (79, 510260), (124, 325085), (155, 260068), (158, 255130), (310, 130034), (316, 127565), (395, 102052), (620, 65017), (790, 51026), (823, 48980), (1580, 25513), (1646, 24490), (2449, 16460), (3292, 12245), (4115, 9796), (4898, 8230)]