2512180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 6068160

約数和(自身を除く): 3555980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 601, 836, 1045, 1202, 2090, 2404, 3005, 4180, 6010, 6611, 11419, 12020, 13222, 22838, 26444, 33055, 45676, 57095, 66110, 114190, 125609, 132220, 228380, 251218, 502436, 628045, 1256090, 2512180]

約数ペア:

[(1, 2512180), (2, 1256090), (4, 628045), (5, 502436), (10, 251218), (11, 228380), (19, 132220), (20, 125609), (22, 114190), (38, 66110), (44, 57095), (55, 45676), (76, 33055), (95, 26444), (110, 22838), (190, 13222), (209, 12020), (220, 11419), (380, 6611), (418, 6010), (601, 4180), (836, 3005), (1045, 2404), (1202, 2090)]