29267920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:524

約数の個数: 80

約数和(自身を含む): 75352320

約数和(自身を除く): 46084400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 421, 440, 632, 790, 842, 869, 880, 1264, 1580, 1684, 1738, 2105, 3160, 3368, 3476, 4210, 4345, 4631, 6320, 6736, 6952, 8420, 8690, 9262, 13904, 16840, 17380, 18524, 23155, 33259, 33680, 34760, 37048, 46310, 66518, 69520, 74096, 92620, 133036, 166295, 185240, 266072, 332590, 365849, 370480, 532144, 665180, 731698, 1330360, 1463396, 1829245, 2660720, 2926792, 3658490, 5853584, 7316980, 14633960, 29267920]

約数ペア:

[(1, 29267920), (2, 14633960), (4, 7316980), (5, 5853584), (8, 3658490), (10, 2926792), (11, 2660720), (16, 1829245), (20, 1463396), (22, 1330360), (40, 731698), (44, 665180), (55, 532144), (79, 370480), (80, 365849), (88, 332590), (110, 266072), (158, 185240), (176, 166295), (220, 133036), (316, 92620), (395, 74096), (421, 69520), (440, 66518), (632, 46310), (790, 37048), (842, 34760), (869, 33680), (880, 33259), (1264, 23155), (1580, 18524), (1684, 17380), (1738, 16840), (2105, 13904), (3160, 9262), (3368, 8690), (3476, 8420), (4210, 6952), (4345, 6736), (4631, 6320)]