2675890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 5778432

約数和(自身を除く): 3102542

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 127, 215, 245, 254, 301, 430, 490, 602, 635, 889, 1270, 1505, 1778, 2107, 3010, 4214, 4445, 5461, 6223, 8890, 10535, 10922, 12446, 21070, 27305, 31115, 38227, 54610, 62230, 76454, 191135, 267589, 382270, 535178, 1337945, 2675890]

約数ペア:

[(1, 2675890), (2, 1337945), (5, 535178), (7, 382270), (10, 267589), (14, 191135), (35, 76454), (43, 62230), (49, 54610), (70, 38227), (86, 31115), (98, 27305), (127, 21070), (215, 12446), (245, 10922), (254, 10535), (301, 8890), (430, 6223), (490, 5461), (602, 4445), (635, 4214), (889, 3010), (1270, 2107), (1505, 1778)]