1728005440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{771431}}^1$

素因数の和:771455

約数の個数: 56

約数和(自身を含む): 4702649472

約数和(自身を除く): 2974644032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 771431, 1542862, 3085724, 3857155, 5400017, 6171448, 7714310, 10800034, 12342896, 15428620, 21600068, 24685792, 27000085, 30857240, 43200136, 49371584, 54000170, 61714480, 86400272, 108000340, 123428960, 172800544, 216000680, 246857920, 345601088, 432001360, 864002720, 1728005440]

約数ペア:

[(1, 1728005440), (2, 864002720), (4, 432001360), (5, 345601088), (7, 246857920), (8, 216000680), (10, 172800544), (14, 123428960), (16, 108000340), (20, 86400272), (28, 61714480), (32, 54000170), (35, 49371584), (40, 43200136), (56, 30857240), (64, 27000085), (70, 24685792), (80, 21600068), (112, 15428620), (140, 12342896), (160, 10800034), (224, 7714310), (280, 6171448), (320, 5400017), (448, 3857155), (560, 3085724), (1120, 1542862), (2240, 771431)]