1420673920

素因数分解:

$2^7\times 5^1\times {\mathrm{379}}^1\times {\mathrm{5857}}^1$

素因数の和:6255

約数の個数: 64

約数和(自身を含む): 3405841200

約数和(自身を除く): 1985167280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 379, 640, 758, 1516, 1895, 3032, 3790, 5857, 6064, 7580, 11714, 12128, 15160, 23428, 24256, 29285, 30320, 46856, 48512, 58570, 60640, 93712, 117140, 121280, 187424, 234280, 242560, 374848, 468560, 749696, 937120, 1874240, 2219803, 3748480, 4439606, 8879212, 11099015, 17758424, 22198030, 35516848, 44396060, 71033696, 88792120, 142067392, 177584240, 284134784, 355168480, 710336960, 1420673920]

約数ペア:

[(1, 1420673920), (2, 710336960), (4, 355168480), (5, 284134784), (8, 177584240), (10, 142067392), (16, 88792120), (20, 71033696), (32, 44396060), (40, 35516848), (64, 22198030), (80, 17758424), (128, 11099015), (160, 8879212), (320, 4439606), (379, 3748480), (640, 2219803), (758, 1874240), (1516, 937120), (1895, 749696), (3032, 468560), (3790, 374848), (5857, 242560), (6064, 234280), (7580, 187424), (11714, 121280), (12128, 117140), (15160, 93712), (23428, 60640), (24256, 58570), (29285, 48512), (30320, 46856)]