73783640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263513}}^1$

素因数の和:263531

約数の個数: 32

約数和(自身を含む): 189730080

約数和(自身を除く): 115946440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 263513, 527026, 1054052, 1317565, 1844591, 2108104, 2635130, 3689182, 5270260, 7378364, 9222955, 10540520, 14756728, 18445910, 36891820, 73783640]

約数ペア:

[(1, 73783640), (2, 36891820), (4, 18445910), (5, 14756728), (7, 10540520), (8, 9222955), (10, 7378364), (14, 5270260), (20, 3689182), (28, 2635130), (35, 2108104), (40, 1844591), (56, 1317565), (70, 1054052), (140, 527026), (280, 263513)]