48628520

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1879}}^1$

素因数の和:2537

約数の個数: 32

約数和(自身を含む): 109641600

約数和(自身を除く): 61013080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 1879, 2588, 3235, 3758, 5176, 6470, 7516, 9395, 12940, 15032, 18790, 25880, 37580, 75160, 1215713, 2431426, 4862852, 6078565, 9725704, 12157130, 24314260, 48628520]

約数ペア:

[(1, 48628520), (2, 24314260), (4, 12157130), (5, 9725704), (8, 6078565), (10, 4862852), (20, 2431426), (40, 1215713), (647, 75160), (1294, 37580), (1879, 25880), (2588, 18790), (3235, 15032), (3758, 12940), (5176, 9395), (6470, 7516)]