27646980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2339}}^1$

素因数の和:2548

約数の個数: 48

約数和(自身を含む): 77837760

約数和(自身を除く): 50190780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2339, 2364, 2955, 3940, 4678, 5910, 7017, 9356, 11695, 11820, 14034, 23390, 28068, 35085, 46780, 70170, 140340, 460783, 921566, 1382349, 1843132, 2303915, 2764698, 4607830, 5529396, 6911745, 9215660, 13823490, 27646980]

約数ペア:

[(1, 27646980), (2, 13823490), (3, 9215660), (4, 6911745), (5, 5529396), (6, 4607830), (10, 2764698), (12, 2303915), (15, 1843132), (20, 1382349), (30, 921566), (60, 460783), (197, 140340), (394, 70170), (591, 46780), (788, 35085), (985, 28068), (1182, 23390), (1970, 14034), (2339, 11820), (2364, 11695), (2955, 9356), (3940, 7017), (4678, 5910)]