26953520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:414

約数の個数: 80

約数和(自身を含む): 69236640

約数和(自身を除く): 42283120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 109, 110, 176, 218, 220, 281, 436, 440, 545, 562, 872, 880, 1090, 1124, 1199, 1405, 1744, 2180, 2248, 2398, 2810, 3091, 4360, 4496, 4796, 5620, 5995, 6182, 8720, 9592, 11240, 11990, 12364, 15455, 19184, 22480, 23980, 24728, 30629, 30910, 47960, 49456, 61258, 61820, 95920, 122516, 123640, 153145, 245032, 247280, 306290, 336919, 490064, 612580, 673838, 1225160, 1347676, 1684595, 2450320, 2695352, 3369190, 5390704, 6738380, 13476760, 26953520]

約数ペア:

[(1, 26953520), (2, 13476760), (4, 6738380), (5, 5390704), (8, 3369190), (10, 2695352), (11, 2450320), (16, 1684595), (20, 1347676), (22, 1225160), (40, 673838), (44, 612580), (55, 490064), (80, 336919), (88, 306290), (109, 247280), (110, 245032), (176, 153145), (218, 123640), (220, 122516), (281, 95920), (436, 61820), (440, 61258), (545, 49456), (562, 47960), (872, 30910), (880, 30629), (1090, 24728), (1124, 23980), (1199, 22480), (1405, 19184), (1744, 15455), (2180, 12364), (2248, 11990), (2398, 11240), (2810, 9592), (3091, 8720), (4360, 6182), (4496, 5995), (4796, 5620)]