103401980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{5281}}^1$

素因数の和:5390

約数の個数: 48

約数和(自身を含む): 239591520

約数和(自身を除く): 136189540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 5281, 9790, 10562, 19580, 21124, 26405, 52810, 58091, 105620, 116182, 232364, 290455, 470009, 580910, 940018, 1161820, 1880036, 2350045, 4700090, 5170099, 9400180, 10340198, 20680396, 25850495, 51700990, 103401980]

約数ペア:

[(1, 103401980), (2, 51700990), (4, 25850495), (5, 20680396), (10, 10340198), (11, 9400180), (20, 5170099), (22, 4700090), (44, 2350045), (55, 1880036), (89, 1161820), (110, 940018), (178, 580910), (220, 470009), (356, 290455), (445, 232364), (890, 116182), (979, 105620), (1780, 58091), (1958, 52810), (3916, 26405), (4895, 21124), (5281, 19580), (9790, 10562)]