28280180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83177}}^1$

素因数の和:83203

約数の個数: 24

約数和(自身を含む): 62882568

約数和(自身を除く): 34602388

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 83177, 166354, 332708, 415885, 831770, 1414009, 1663540, 2828018, 5656036, 7070045, 14140090, 28280180]

約数ペア:

[(1, 28280180), (2, 14140090), (4, 7070045), (5, 5656036), (10, 2828018), (17, 1663540), (20, 1414009), (34, 831770), (68, 415885), (85, 332708), (170, 166354), (340, 83177)]