74321960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109297}}^1$

素因数の和:109325

約数の個数: 32

約数和(自身を含む): 177062760

約数和(自身を除く): 102740800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 109297, 218594, 437188, 546485, 874376, 1092970, 1858049, 2185940, 3716098, 4371880, 7432196, 9290245, 14864392, 18580490, 37160980, 74321960]

約数ペア:

[(1, 74321960), (2, 37160980), (4, 18580490), (5, 14864392), (8, 9290245), (10, 7432196), (17, 4371880), (20, 3716098), (34, 2185940), (40, 1858049), (68, 1092970), (85, 874376), (136, 546485), (170, 437188), (340, 218594), (680, 109297)]