38897960

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1571}}^1$

素因数の和:2201

約数の個数: 32

約数和(自身を含む): 87717600

約数和(自身を除く): 48819640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 1571, 2476, 3095, 3142, 4952, 6190, 6284, 7855, 12380, 12568, 15710, 24760, 31420, 62840, 972449, 1944898, 3889796, 4862245, 7779592, 9724490, 19448980, 38897960]

約数ペア:

[(1, 38897960), (2, 19448980), (4, 9724490), (5, 7779592), (8, 4862245), (10, 3889796), (20, 1944898), (40, 972449), (619, 62840), (1238, 31420), (1571, 24760), (2476, 15710), (3095, 12568), (3142, 12380), (4952, 7855), (6190, 6284)]