6461620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1277}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 15458688

約数和(自身を除く): 8997068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 1277, 2530, 2554, 5060, 5108, 6385, 12770, 14047, 25540, 28094, 29371, 56188, 58742, 70235, 117484, 140470, 146855, 280940, 293710, 323081, 587420, 646162, 1292324, 1615405, 3230810, 6461620]

約数ペア:

[(1, 6461620), (2, 3230810), (4, 1615405), (5, 1292324), (10, 646162), (11, 587420), (20, 323081), (22, 293710), (23, 280940), (44, 146855), (46, 140470), (55, 117484), (92, 70235), (110, 58742), (115, 56188), (220, 29371), (230, 28094), (253, 25540), (460, 14047), (506, 12770), (1012, 6385), (1265, 5108), (1277, 5060), (2530, 2554)]