11837890

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 22083840

約数和(自身を除く): 10245950

約数列:

[1, 2, 5, 10, 47, 89, 94, 178, 235, 283, 445, 470, 566, 890, 1415, 2830, 4183, 8366, 13301, 20915, 25187, 26602, 41830, 50374, 66505, 125935, 133010, 251870, 1183789, 2367578, 5918945, 11837890]

約数ペア:

[(1, 11837890), (2, 5918945), (5, 2367578), (10, 1183789), (47, 251870), (89, 133010), (94, 125935), (178, 66505), (235, 50374), (283, 41830), (445, 26602), (470, 25187), (566, 20915), (890, 13301), (1415, 8366), (2830, 4183)]