13476760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 33501600

約数和(自身を除く): 20024840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 281, 436, 440, 545, 562, 872, 1090, 1124, 1199, 1405, 2180, 2248, 2398, 2810, 3091, 4360, 4796, 5620, 5995, 6182, 9592, 11240, 11990, 12364, 15455, 23980, 24728, 30629, 30910, 47960, 61258, 61820, 122516, 123640, 153145, 245032, 306290, 336919, 612580, 673838, 1225160, 1347676, 1684595, 2695352, 3369190, 6738380, 13476760]

約数ペア:

[(1, 13476760), (2, 6738380), (4, 3369190), (5, 2695352), (8, 1684595), (10, 1347676), (11, 1225160), (20, 673838), (22, 612580), (40, 336919), (44, 306290), (55, 245032), (88, 153145), (109, 123640), (110, 122516), (218, 61820), (220, 61258), (281, 47960), (436, 30910), (440, 30629), (545, 24728), (562, 23980), (872, 15455), (1090, 12364), (1124, 11990), (1199, 11240), (1405, 9592), (2180, 6182), (2248, 5995), (2398, 5620), (2810, 4796), (3091, 4360)]