20871145010

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2647}}^1\times {\mathrm{7369}}^1$

素因数の和:10130

約数の個数: 32

約数和(自身を含む): 37938637440

約数和(自身を除く): 17067492430

約数列:

[1, 2, 5, 10, 107, 214, 535, 1070, 2647, 5294, 7369, 13235, 14738, 26470, 36845, 73690, 283229, 566458, 788483, 1416145, 1576966, 2832290, 3942415, 7884830, 19505743, 39011486, 97528715, 195057430, 2087114501, 4174229002, 10435572505, 20871145010]

約数ペア:

[(1, 20871145010), (2, 10435572505), (5, 4174229002), (10, 2087114501), (107, 195057430), (214, 97528715), (535, 39011486), (1070, 19505743), (2647, 7884830), (5294, 3942415), (7369, 2832290), (13235, 1576966), (14738, 1416145), (26470, 788483), (36845, 566458), (73690, 283229)]