8613290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4243}}^1$

素因数の和:4286

約数の個数: 32

約数和(自身を含む): 18334080

約数和(自身を除く): 9720790

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 4243, 8486, 21215, 29701, 42430, 59402, 123047, 148505, 246094, 297010, 615235, 861329, 1230470, 1722658, 4306645, 8613290]

約数ペア:

[(1, 8613290), (2, 4306645), (5, 1722658), (7, 1230470), (10, 861329), (14, 615235), (29, 297010), (35, 246094), (58, 148505), (70, 123047), (145, 59402), (203, 42430), (290, 29701), (406, 21215), (1015, 8486), (2030, 4243)]