230903140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{2237}}^1$

素因数の和:2656

約数の個数: 48

約数和(自身を含む): 523745712

約数和(自身を除く): 292842572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 397, 794, 1588, 1985, 2237, 3970, 4474, 5161, 7940, 8948, 10322, 11185, 20644, 22370, 25805, 29081, 44740, 51610, 58162, 103220, 116324, 145405, 290810, 581620, 888089, 1776178, 3552356, 4440445, 8880890, 11545157, 17761780, 23090314, 46180628, 57725785, 115451570, 230903140]

約数ペア:

[(1, 230903140), (2, 115451570), (4, 57725785), (5, 46180628), (10, 23090314), (13, 17761780), (20, 11545157), (26, 8880890), (52, 4440445), (65, 3552356), (130, 1776178), (260, 888089), (397, 581620), (794, 290810), (1588, 145405), (1985, 116324), (2237, 103220), (3970, 58162), (4474, 51610), (5161, 44740), (7940, 29081), (8948, 25805), (10322, 22370), (11185, 20644)]