2918744180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{643}}^1$

素因数の和:1149

約数の個数: 96

約数和(自身を含む): 6855045120

約数和(自身を除く): 3936300940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 439, 470, 517, 643, 878, 940, 1034, 1286, 1756, 2068, 2195, 2572, 2585, 3215, 4390, 4829, 5170, 6430, 7073, 8780, 9658, 10340, 12860, 14146, 19316, 20633, 24145, 28292, 30221, 35365, 41266, 48290, 60442, 70730, 82532, 96580, 103165, 120884, 141460, 151105, 206330, 226963, 282277, 302210, 332431, 412660, 453926, 564554, 604420, 664862, 907852, 1129108, 1134815, 1329724, 1411385, 1662155, 2269630, 2822770, 3105047, 3324310, 4539260, 5645540, 6210094, 6648620, 12420188, 13267019, 15525235, 26534038, 31050470, 53068076, 62100940, 66335095, 132670190, 145937209, 265340380, 291874418, 583748836, 729686045, 1459372090, 2918744180]

約数ペア:

[(1, 2918744180), (2, 1459372090), (4, 729686045), (5, 583748836), (10, 291874418), (11, 265340380), (20, 145937209), (22, 132670190), (44, 66335095), (47, 62100940), (55, 53068076), (94, 31050470), (110, 26534038), (188, 15525235), (220, 13267019), (235, 12420188), (439, 6648620), (470, 6210094), (517, 5645540), (643, 4539260), (878, 3324310), (940, 3105047), (1034, 2822770), (1286, 2269630), (1756, 1662155), (2068, 1411385), (2195, 1329724), (2572, 1134815), (2585, 1129108), (3215, 907852), (4390, 664862), (4829, 604420), (5170, 564554), (6430, 453926), (7073, 412660), (8780, 332431), (9658, 302210), (10340, 282277), (12860, 226963), (14146, 206330), (19316, 151105), (20633, 141460), (24145, 120884), (28292, 103165), (30221, 96580), (35365, 82532), (41266, 70730), (48290, 60442)]