20130985245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{140663}}^1$

素因数の和:140754

約数の個数: 64

約数和(自身を含む): 38890782720

約数和(自身を除く): 18759797475

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 47, 87, 105, 141, 145, 203, 235, 329, 435, 609, 705, 987, 1015, 1363, 1645, 3045, 4089, 4935, 6815, 9541, 20445, 28623, 47705, 140663, 143115, 421989, 703315, 984641, 2109945, 2953923, 4079227, 4923205, 6611161, 12237681, 14769615, 19833483, 20396135, 28554589, 33055805, 46278127, 61188405, 85663767, 99167415, 138834381, 142772945, 191723669, 231390635, 428318835, 575171007, 694171905, 958618345, 1342065683, 2875855035, 4026197049, 6710328415, 20130985245]

約数ペア:

[(1, 20130985245), (3, 6710328415), (5, 4026197049), (7, 2875855035), (15, 1342065683), (21, 958618345), (29, 694171905), (35, 575171007), (47, 428318835), (87, 231390635), (105, 191723669), (141, 142772945), (145, 138834381), (203, 99167415), (235, 85663767), (329, 61188405), (435, 46278127), (609, 33055805), (705, 28554589), (987, 20396135), (1015, 19833483), (1363, 14769615), (1645, 12237681), (3045, 6611161), (4089, 4923205), (4935, 4079227), (6815, 2953923), (9541, 2109945), (20445, 984641), (28623, 703315), (47705, 421989), (140663, 143115)]