201343780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{915199}}^1$

素因数の和:915219

約数の個数: 24

約数和(自身を含む): 461260800

約数和(自身を除く): 259917020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 915199, 1830398, 3660796, 4575995, 9151990, 10067189, 18303980, 20134378, 40268756, 50335945, 100671890, 201343780]

約数ペア:

[(1, 201343780), (2, 100671890), (4, 50335945), (5, 40268756), (10, 20134378), (11, 18303980), (20, 10067189), (22, 9151990), (44, 4575995), (55, 3660796), (110, 1830398), (220, 915199)]