744883620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{954979}}^1$

素因数の和:955004

約数の個数: 48

約数和(自身を含む): 2246112960

約数和(自身を除く): 1501229340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 954979, 1909958, 2864937, 3819916, 4774895, 5729874, 9549790, 11459748, 12414727, 14324685, 19099580, 24829454, 28649370, 37244181, 49658908, 57298740, 62073635, 74488362, 124147270, 148976724, 186220905, 248294540, 372441810, 744883620]

約数ペア:

[(1, 744883620), (2, 372441810), (3, 248294540), (4, 186220905), (5, 148976724), (6, 124147270), (10, 74488362), (12, 62073635), (13, 57298740), (15, 49658908), (20, 37244181), (26, 28649370), (30, 24829454), (39, 19099580), (52, 14324685), (60, 12414727), (65, 11459748), (78, 9549790), (130, 5729874), (156, 4774895), (195, 3819916), (260, 2864937), (390, 1909958), (780, 954979)]