40540870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6883}}^1$

素因数の和:6940

約数の個数: 32

約数和(自身を含む): 79303680

約数和(自身を除く): 38762810

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 6883, 13766, 34415, 68830, 130777, 213373, 261554, 426746, 653885, 1066865, 1307770, 2133730, 4054087, 8108174, 20270435, 40540870]

約数ペア:

[(1, 40540870), (2, 20270435), (5, 8108174), (10, 4054087), (19, 2133730), (31, 1307770), (38, 1066865), (62, 653885), (95, 426746), (155, 261554), (190, 213373), (310, 130777), (589, 68830), (1178, 34415), (2945, 13766), (5890, 6883)]