13787620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1279}}^1$

素因数の和:1313

約数の個数: 72

約数和(自身を含む): 36771840

約数和(自身を除く): 22984220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1279, 1540, 2156, 2558, 2695, 5116, 5390, 6395, 8953, 10780, 12790, 14069, 17906, 25580, 28138, 35812, 44765, 56276, 62671, 70345, 89530, 98483, 125342, 140690, 179060, 196966, 250684, 281380, 313355, 393932, 492415, 626710, 689381, 984830, 1253420, 1378762, 1969660, 2757524, 3446905, 6893810, 13787620]

約数ペア:

[(1, 13787620), (2, 6893810), (4, 3446905), (5, 2757524), (7, 1969660), (10, 1378762), (11, 1253420), (14, 984830), (20, 689381), (22, 626710), (28, 492415), (35, 393932), (44, 313355), (49, 281380), (55, 250684), (70, 196966), (77, 179060), (98, 140690), (110, 125342), (140, 98483), (154, 89530), (196, 70345), (220, 62671), (245, 56276), (308, 44765), (385, 35812), (490, 28138), (539, 25580), (770, 17906), (980, 14069), (1078, 12790), (1279, 10780), (1540, 8953), (2156, 6395), (2558, 5390), (2695, 5116)]