9780339910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3865747}}^1$

素因数の和:3865788

約数の個数: 32

約数和(自身を含む): 20040037632

約数和(自身を除く): 10259697722

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 3865747, 7731494, 19328735, 38657470, 42523217, 85046434, 88912181, 177824362, 212616085, 425232170, 444560905, 889121810, 978033991, 1956067982, 4890169955, 9780339910]

約数ペア:

[(1, 9780339910), (2, 4890169955), (5, 1956067982), (10, 978033991), (11, 889121810), (22, 444560905), (23, 425232170), (46, 212616085), (55, 177824362), (110, 88912181), (115, 85046434), (230, 42523217), (253, 38657470), (506, 19328735), (1265, 7731494), (2530, 3865747)]