27678890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7079}}^1$

素因数の和:7126

約数の個数: 32

約数和(自身を含む): 55054080

約数和(自身を除く): 27375190

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 7079, 14158, 35395, 70790, 120343, 162817, 240686, 325634, 601715, 814085, 1203430, 1628170, 2767889, 5535778, 13839445, 27678890]

約数ペア:

[(1, 27678890), (2, 13839445), (5, 5535778), (10, 2767889), (17, 1628170), (23, 1203430), (34, 814085), (46, 601715), (85, 325634), (115, 240686), (170, 162817), (230, 120343), (391, 70790), (782, 35395), (1955, 14158), (3910, 7079)]