2919620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 6991488

約数和(自身を除く): 4071868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 577, 1012, 1154, 1265, 2308, 2530, 2885, 5060, 5770, 6347, 11540, 12694, 13271, 25388, 26542, 31735, 53084, 63470, 66355, 126940, 132710, 145981, 265420, 291962, 583924, 729905, 1459810, 2919620]

約数ペア:

[(1, 2919620), (2, 1459810), (4, 729905), (5, 583924), (10, 291962), (11, 265420), (20, 145981), (22, 132710), (23, 126940), (44, 66355), (46, 63470), (55, 53084), (92, 31735), (110, 26542), (115, 25388), (220, 13271), (230, 12694), (253, 11540), (460, 6347), (506, 5770), (577, 5060), (1012, 2885), (1154, 2530), (1265, 2308)]