27909890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{613}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 52386480

約数和(自身を除く): 24476590

約数列:

[1, 2, 5, 10, 29, 58, 145, 157, 290, 314, 613, 785, 1226, 1570, 3065, 4553, 6130, 9106, 17777, 22765, 35554, 45530, 88885, 96241, 177770, 192482, 481205, 962410, 2790989, 5581978, 13954945, 27909890]

約数ペア:

[(1, 27909890), (2, 13954945), (5, 5581978), (10, 2790989), (29, 962410), (58, 481205), (145, 192482), (157, 177770), (290, 96241), (314, 88885), (613, 45530), (785, 35554), (1226, 22765), (1570, 17777), (3065, 9106), (4553, 6130)]