13134620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 28667520

約数和(自身を除く): 15532900

約数列:

[1, 2, 4, 5, 10, 20, 47, 89, 94, 157, 178, 188, 235, 314, 356, 445, 470, 628, 785, 890, 940, 1570, 1780, 3140, 4183, 7379, 8366, 13973, 14758, 16732, 20915, 27946, 29516, 36895, 41830, 55892, 69865, 73790, 83660, 139730, 147580, 279460, 656731, 1313462, 2626924, 3283655, 6567310, 13134620]

約数ペア:

[(1, 13134620), (2, 6567310), (4, 3283655), (5, 2626924), (10, 1313462), (20, 656731), (47, 279460), (89, 147580), (94, 139730), (157, 83660), (178, 73790), (188, 69865), (235, 55892), (314, 41830), (356, 36895), (445, 29516), (470, 27946), (628, 20915), (785, 16732), (890, 14758), (940, 13973), (1570, 8366), (1780, 7379), (3140, 4183)]