7438640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:210

約数の個数: 80

約数和(自身を含む): 19284480

約数和(自身を除く): 11845840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 107, 110, 158, 176, 214, 220, 316, 395, 428, 440, 535, 632, 790, 856, 869, 880, 1070, 1177, 1264, 1580, 1712, 1738, 2140, 2354, 3160, 3476, 4280, 4345, 4708, 5885, 6320, 6952, 8453, 8560, 8690, 9416, 11770, 13904, 16906, 17380, 18832, 23540, 33812, 34760, 42265, 47080, 67624, 69520, 84530, 92983, 94160, 135248, 169060, 185966, 338120, 371932, 464915, 676240, 743864, 929830, 1487728, 1859660, 3719320, 7438640]

約数ペア:

[(1, 7438640), (2, 3719320), (4, 1859660), (5, 1487728), (8, 929830), (10, 743864), (11, 676240), (16, 464915), (20, 371932), (22, 338120), (40, 185966), (44, 169060), (55, 135248), (79, 94160), (80, 92983), (88, 84530), (107, 69520), (110, 67624), (158, 47080), (176, 42265), (214, 34760), (220, 33812), (316, 23540), (395, 18832), (428, 17380), (440, 16906), (535, 13904), (632, 11770), (790, 9416), (856, 8690), (869, 8560), (880, 8453), (1070, 6952), (1177, 6320), (1264, 5885), (1580, 4708), (1712, 4345), (1738, 4280), (2140, 3476), (2354, 3160)]