1998970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 3816720

約数和(自身を除く): 1817750

約数列:

[1, 2, 5, 10, 29, 58, 61, 113, 122, 145, 226, 290, 305, 565, 610, 1130, 1769, 3277, 3538, 6554, 6893, 8845, 13786, 16385, 17690, 32770, 34465, 68930, 199897, 399794, 999485, 1998970]

約数ペア:

[(1, 1998970), (2, 999485), (5, 399794), (10, 199897), (29, 68930), (58, 34465), (61, 32770), (113, 17690), (122, 16385), (145, 13786), (226, 8845), (290, 6893), (305, 6554), (565, 3538), (610, 3277), (1130, 1769)]