509742220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{4093}}^1$

素因数の和:4594

約数の個数: 48

約数和(自身を含む): 1155490560

約数和(自身を除く): 645748340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 479, 958, 1916, 2395, 4093, 4790, 6227, 8186, 9580, 12454, 16372, 20465, 24908, 31135, 40930, 53209, 62270, 81860, 106418, 124540, 212836, 266045, 532090, 1064180, 1960547, 3921094, 7842188, 9802735, 19605470, 25487111, 39210940, 50974222, 101948444, 127435555, 254871110, 509742220]

約数ペア:

[(1, 509742220), (2, 254871110), (4, 127435555), (5, 101948444), (10, 50974222), (13, 39210940), (20, 25487111), (26, 19605470), (52, 9802735), (65, 7842188), (130, 3921094), (260, 1960547), (479, 1064180), (958, 532090), (1916, 266045), (2395, 212836), (4093, 124540), (4790, 106418), (6227, 81860), (8186, 62270), (9580, 53209), (12454, 40930), (16372, 31135), (20465, 24908)]