2812901260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{636403}}^1$

素因数の和:636442

約数の個数: 48

約数和(自身を含む): 6735699936

約数和(自身を除く): 3922798676

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 636403, 1272806, 2545612, 3182015, 6364030, 8273239, 10818851, 12728060, 16546478, 21637702, 33092956, 41366195, 43275404, 54094255, 82732390, 108188510, 140645063, 165464780, 216377020, 281290126, 562580252, 703225315, 1406450630, 2812901260]

約数ペア:

[(1, 2812901260), (2, 1406450630), (4, 703225315), (5, 562580252), (10, 281290126), (13, 216377020), (17, 165464780), (20, 140645063), (26, 108188510), (34, 82732390), (52, 54094255), (65, 43275404), (68, 41366195), (85, 33092956), (130, 21637702), (170, 16546478), (221, 12728060), (260, 10818851), (340, 8273239), (442, 6364030), (884, 3182015), (1105, 2545612), (2210, 1272806), (4420, 636403)]