101851780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2459}}^1$

素因数の和:2596

約数の個数: 48

約数和(自身を含む): 227304000

約数和(自身を除く): 125452220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 2071, 2180, 2459, 4142, 4918, 8284, 9836, 10355, 12295, 20710, 24590, 41420, 46721, 49180, 93442, 186884, 233605, 268031, 467210, 536062, 934420, 1072124, 1340155, 2680310, 5092589, 5360620, 10185178, 20370356, 25462945, 50925890, 101851780]

約数ペア:

[(1, 101851780), (2, 50925890), (4, 25462945), (5, 20370356), (10, 10185178), (19, 5360620), (20, 5092589), (38, 2680310), (76, 1340155), (95, 1072124), (109, 934420), (190, 536062), (218, 467210), (380, 268031), (436, 233605), (545, 186884), (1090, 93442), (2071, 49180), (2180, 46721), (2459, 41420), (4142, 24590), (4918, 20710), (8284, 12295), (9836, 10355)]