20645310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5783}}^1$

素因数の和:5817

約数の個数: 64

約数和(自身を含む): 59968512

約数和(自身を除く): 39323202

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 5783, 11566, 17349, 28915, 34698, 40481, 57830, 80962, 86745, 98311, 121443, 173490, 196622, 202405, 242886, 294933, 404810, 491555, 589866, 607215, 688177, 983110, 1214430, 1376354, 1474665, 2064531, 2949330, 3440885, 4129062, 6881770, 10322655, 20645310]

約数ペア:

[(1, 20645310), (2, 10322655), (3, 6881770), (5, 4129062), (6, 3440885), (7, 2949330), (10, 2064531), (14, 1474665), (15, 1376354), (17, 1214430), (21, 983110), (30, 688177), (34, 607215), (35, 589866), (42, 491555), (51, 404810), (70, 294933), (85, 242886), (102, 202405), (105, 196622), (119, 173490), (170, 121443), (210, 98311), (238, 86745), (255, 80962), (357, 57830), (510, 40481), (595, 34698), (714, 28915), (1190, 17349), (1785, 11566), (3570, 5783)]