20145170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{727}}^1$

素因数の和:914

約数の個数: 32

約数和(自身を含む): 38683008

約数和(自身を除く): 18537838

約数列:

[1, 2, 5, 10, 17, 34, 85, 163, 170, 326, 727, 815, 1454, 1630, 2771, 3635, 5542, 7270, 12359, 13855, 24718, 27710, 61795, 118501, 123590, 237002, 592505, 1185010, 2014517, 4029034, 10072585, 20145170]

約数ペア:

[(1, 20145170), (2, 10072585), (5, 4029034), (10, 2014517), (17, 1185010), (34, 592505), (85, 237002), (163, 123590), (170, 118501), (326, 61795), (727, 27710), (815, 24718), (1454, 13855), (1630, 12359), (2771, 7270), (3635, 5542)]