74574620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{443}}^2$

素因数の和:914

約数の個数: 36

約数和(自身を含む): 165222120

約数和(自身を除く): 90647500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 443, 886, 1772, 2215, 4430, 8417, 8860, 16834, 33668, 42085, 84170, 168340, 196249, 392498, 784996, 981245, 1962490, 3728731, 3924980, 7457462, 14914924, 18643655, 37287310, 74574620]

約数ペア:

[(1, 74574620), (2, 37287310), (4, 18643655), (5, 14914924), (10, 7457462), (19, 3924980), (20, 3728731), (38, 1962490), (76, 981245), (95, 784996), (190, 392498), (380, 196249), (443, 168340), (886, 84170), (1772, 42085), (2215, 33668), (4430, 16834), (8417, 8860)]