19103640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{401}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 57598560

約数和(自身を除く): 38494920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 397, 401, 794, 802, 1191, 1203, 1588, 1604, 1985, 2005, 2382, 2406, 3176, 3208, 3970, 4010, 4764, 4812, 5955, 6015, 7940, 8020, 9528, 9624, 11910, 12030, 15880, 16040, 23820, 24060, 47640, 48120, 159197, 318394, 477591, 636788, 795985, 955182, 1273576, 1591970, 1910364, 2387955, 3183940, 3820728, 4775910, 6367880, 9551820, 19103640]

約数ペア:

[(1, 19103640), (2, 9551820), (3, 6367880), (4, 4775910), (5, 3820728), (6, 3183940), (8, 2387955), (10, 1910364), (12, 1591970), (15, 1273576), (20, 955182), (24, 795985), (30, 636788), (40, 477591), (60, 318394), (120, 159197), (397, 48120), (401, 47640), (794, 24060), (802, 23820), (1191, 16040), (1203, 15880), (1588, 12030), (1604, 11910), (1985, 9624), (2005, 9528), (2382, 8020), (2406, 7940), (3176, 6015), (3208, 5955), (3970, 4812), (4010, 4764)]