30735980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139709}}^1$

素因数の和:139729

約数の個数: 24

約数和(自身を含む): 70413840

約数和(自身を除く): 39677860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 139709, 279418, 558836, 698545, 1397090, 1536799, 2794180, 3073598, 6147196, 7683995, 15367990, 30735980]

約数ペア:

[(1, 30735980), (2, 15367990), (4, 7683995), (5, 6147196), (10, 3073598), (11, 2794180), (20, 1536799), (22, 1397090), (44, 698545), (55, 558836), (110, 279418), (220, 139709)]