2040202905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1\times {\mathrm{433}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 3582604032

約数和(自身を除く): 1542401127

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 331, 365, 433, 949, 993, 1095, 1299, 1655, 2165, 2847, 4303, 4745, 4965, 5629, 6495, 12909, 14235, 16887, 21515, 24163, 28145, 31609, 64545, 72489, 84435, 94827, 120815, 143323, 158045, 314119, 362445, 410917, 429969, 474135, 716615, 942357, 1232751, 1570595, 1863199, 2054585, 2149845, 4711785, 5589597, 6163755, 9315995, 10462579, 27947985, 31387737, 52312895, 136013527, 156938685, 408040581, 680067635, 2040202905]

約数ペア:

[(1, 2040202905), (3, 680067635), (5, 408040581), (13, 156938685), (15, 136013527), (39, 52312895), (65, 31387737), (73, 27947985), (195, 10462579), (219, 9315995), (331, 6163755), (365, 5589597), (433, 4711785), (949, 2149845), (993, 2054585), (1095, 1863199), (1299, 1570595), (1655, 1232751), (2165, 942357), (2847, 716615), (4303, 474135), (4745, 429969), (4965, 410917), (5629, 362445), (6495, 314119), (12909, 158045), (14235, 143323), (16887, 120815), (21515, 94827), (24163, 84435), (28145, 72489), (31609, 64545)]