30957280

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1013}}^1$

素因数の和:1219

約数の個数: 48

約数和(自身を含む): 73592064

約数和(自身を除く): 42634784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 764, 955, 1013, 1528, 1910, 2026, 3056, 3820, 4052, 5065, 6112, 7640, 8104, 10130, 15280, 16208, 20260, 30560, 32416, 40520, 81040, 162080, 193483, 386966, 773932, 967415, 1547864, 1934830, 3095728, 3869660, 6191456, 7739320, 15478640, 30957280]

約数ペア:

[(1, 30957280), (2, 15478640), (4, 7739320), (5, 6191456), (8, 3869660), (10, 3095728), (16, 1934830), (20, 1547864), (32, 967415), (40, 773932), (80, 386966), (160, 193483), (191, 162080), (382, 81040), (764, 40520), (955, 32416), (1013, 30560), (1528, 20260), (1910, 16208), (2026, 15280), (3056, 10130), (3820, 8104), (4052, 7640), (5065, 6112)]