8420236480

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{370609}}^1$

素因数の和:370697

約数の個数: 56

約数和(自身を含む): 20333147040

約数和(自身を除く): 11912910560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 4544, 5680, 11360, 22720, 370609, 741218, 1482436, 1853045, 2964872, 3706090, 5929744, 7412180, 11859488, 14824360, 23718976, 26313239, 29648720, 52626478, 59297440, 105252956, 118594880, 131566195, 210505912, 263132390, 421011824, 526264780, 842023648, 1052529560, 1684047296, 2105059120, 4210118240, 8420236480]

約数ペア:

[(1, 8420236480), (2, 4210118240), (4, 2105059120), (5, 1684047296), (8, 1052529560), (10, 842023648), (16, 526264780), (20, 421011824), (32, 263132390), (40, 210505912), (64, 131566195), (71, 118594880), (80, 105252956), (142, 59297440), (160, 52626478), (284, 29648720), (320, 26313239), (355, 23718976), (568, 14824360), (710, 11859488), (1136, 7412180), (1420, 5929744), (2272, 3706090), (2840, 2964872), (4544, 1853045), (5680, 1482436), (11360, 741218), (22720, 370609)]