40679938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{557}}^1$

素因数の和:678

約数の個数: 24

約数和(自身を含む): 67097268

約数和(自身を除く): 26417330

約数列:

[1, 2, 13, 26, 53, 106, 557, 689, 1114, 1378, 2809, 5618, 7241, 14482, 29521, 36517, 59042, 73034, 383773, 767546, 1564613, 3129226, 20339969, 40679938]

約数ペア:

[(1, 40679938), (2, 20339969), (13, 3129226), (26, 1564613), (53, 767546), (106, 383773), (557, 73034), (689, 59042), (1114, 36517), (1378, 29521), (2809, 14482), (5618, 7241)]