28121064190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13099}}^1\times {\mathrm{11299}}^1$

素因数の和:24424

約数の個数: 32

約数和(自身を含む): 53290800000

約数和(自身を除く): 25169735810

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 11299, 13099, 22598, 26198, 56495, 65495, 112990, 130990, 214681, 248881, 429362, 497762, 1073405, 1244405, 2146810, 2488810, 148005601, 296011202, 740028005, 1480056010, 2812106419, 5624212838, 14060532095, 28121064190]

約数ペア:

[(1, 28121064190), (2, 14060532095), (5, 5624212838), (10, 2812106419), (19, 1480056010), (38, 740028005), (95, 296011202), (190, 148005601), (11299, 2488810), (13099, 2146810), (22598, 1244405), (26198, 1073405), (56495, 497762), (65495, 429362), (112990, 248881), (130990, 214681)]