8740060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 21159936

約数和(自身を除く): 12419876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 383, 652, 766, 815, 1141, 1532, 1630, 1915, 2282, 2681, 3260, 3830, 4564, 5362, 5705, 7660, 10724, 11410, 13405, 22820, 26810, 53620, 62429, 124858, 249716, 312145, 437003, 624290, 874006, 1248580, 1748012, 2185015, 4370030, 8740060]

約数ペア:

[(1, 8740060), (2, 4370030), (4, 2185015), (5, 1748012), (7, 1248580), (10, 874006), (14, 624290), (20, 437003), (28, 312145), (35, 249716), (70, 124858), (140, 62429), (163, 53620), (326, 26810), (383, 22820), (652, 13405), (766, 11410), (815, 10724), (1141, 7660), (1532, 5705), (1630, 5362), (1915, 4564), (2282, 3830), (2681, 3260)]