28756960

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{941}}^1$

素因数の和:1147

約数の個数: 48

約数和(自身を含む): 68366592

約数和(自身を除く): 39609632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 764, 941, 955, 1528, 1882, 1910, 3056, 3764, 3820, 4705, 6112, 7528, 7640, 9410, 15056, 15280, 18820, 30112, 30560, 37640, 75280, 150560, 179731, 359462, 718924, 898655, 1437848, 1797310, 2875696, 3594620, 5751392, 7189240, 14378480, 28756960]

約数ペア:

[(1, 28756960), (2, 14378480), (4, 7189240), (5, 5751392), (8, 3594620), (10, 2875696), (16, 1797310), (20, 1437848), (32, 898655), (40, 718924), (80, 359462), (160, 179731), (191, 150560), (382, 75280), (764, 37640), (941, 30560), (955, 30112), (1528, 18820), (1882, 15280), (1910, 15056), (3056, 9410), (3764, 7640), (3820, 7528), (4705, 6112)]