2080996090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:935

約数の個数: 64

約数和(自身を含む): 4026528000

約数和(自身を除く): 1945531910

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 409, 439, 610, 818, 878, 1159, 2045, 2195, 2318, 4090, 4390, 5795, 7771, 8341, 11590, 15542, 16682, 24949, 26779, 38855, 41705, 49898, 53558, 77710, 83410, 124745, 133895, 179551, 249490, 267790, 359102, 474031, 508801, 897755, 948062, 1017602, 1795510, 2370155, 2544005, 3411469, 4740310, 5088010, 6822938, 10952611, 17057345, 21905222, 34114690, 54763055, 109526110, 208099609, 416199218, 1040498045, 2080996090]

約数ペア:

[(1, 2080996090), (2, 1040498045), (5, 416199218), (10, 208099609), (19, 109526110), (38, 54763055), (61, 34114690), (95, 21905222), (122, 17057345), (190, 10952611), (305, 6822938), (409, 5088010), (439, 4740310), (610, 3411469), (818, 2544005), (878, 2370155), (1159, 1795510), (2045, 1017602), (2195, 948062), (2318, 897755), (4090, 508801), (4390, 474031), (5795, 359102), (7771, 267790), (8341, 249490), (11590, 179551), (15542, 133895), (16682, 124745), (24949, 83410), (26779, 77710), (38855, 53558), (41705, 49898)]