90226840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4363}}^1$

素因数の和:4432

約数の個数: 64

約数和(自身を含む): 226229760

約数和(自身を除く): 136002920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4136, 4363, 5170, 8726, 10340, 17452, 20680, 21815, 34904, 43630, 47993, 87260, 95986, 174520, 191972, 205061, 239965, 383944, 410122, 479930, 820244, 959860, 1025305, 1640488, 1919720, 2050610, 2255671, 4101220, 4511342, 8202440, 9022684, 11278355, 18045368, 22556710, 45113420, 90226840]

約数ペア:

[(1, 90226840), (2, 45113420), (4, 22556710), (5, 18045368), (8, 11278355), (10, 9022684), (11, 8202440), (20, 4511342), (22, 4101220), (40, 2255671), (44, 2050610), (47, 1919720), (55, 1640488), (88, 1025305), (94, 959860), (110, 820244), (188, 479930), (220, 410122), (235, 383944), (376, 239965), (440, 205061), (470, 191972), (517, 174520), (940, 95986), (1034, 87260), (1880, 47993), (2068, 43630), (2585, 34904), (4136, 21815), (4363, 20680), (5170, 17452), (8726, 10340)]