1318444940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1\times {\mathrm{3533}}^1$

素因数の和:3986

約数の個数: 48

約数和(自身を含む): 2835568512

約数和(自身を除く): 1517123572

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 397, 470, 794, 940, 1588, 1985, 3533, 3970, 7066, 7940, 14132, 17665, 18659, 35330, 37318, 70660, 74636, 93295, 166051, 186590, 332102, 373180, 664204, 830255, 1402601, 1660510, 2805202, 3321020, 5610404, 7013005, 14026010, 28052020, 65922247, 131844494, 263688988, 329611235, 659222470, 1318444940]

約数ペア:

[(1, 1318444940), (2, 659222470), (4, 329611235), (5, 263688988), (10, 131844494), (20, 65922247), (47, 28052020), (94, 14026010), (188, 7013005), (235, 5610404), (397, 3321020), (470, 2805202), (794, 1660510), (940, 1402601), (1588, 830255), (1985, 664204), (3533, 373180), (3970, 332102), (7066, 186590), (7940, 166051), (14132, 93295), (17665, 74636), (18659, 70660), (35330, 37318)]