1645366960

素因数分解:

$2^4\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{12323}}^1$

素因数の和:14005

約数の個数: 40

約数和(自身を含む): 3828080880

約数和(自身を除く): 2182713920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1669, 3338, 6676, 8345, 12323, 13352, 16690, 24646, 26704, 33380, 49292, 61615, 66760, 98584, 123230, 133520, 197168, 246460, 492920, 985840, 20567087, 41134174, 82268348, 102835435, 164536696, 205670870, 329073392, 411341740, 822683480, 1645366960]

約数ペア:

[(1, 1645366960), (2, 822683480), (4, 411341740), (5, 329073392), (8, 205670870), (10, 164536696), (16, 102835435), (20, 82268348), (40, 41134174), (80, 20567087), (1669, 985840), (3338, 492920), (6676, 246460), (8345, 197168), (12323, 133520), (13352, 123230), (16690, 98584), (24646, 66760), (26704, 61615), (33380, 49292)]