1807290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 4818528

約数和(自身を除く): 3011238

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 467, 645, 774, 934, 1290, 1401, 1935, 2335, 2802, 3870, 4203, 4670, 7005, 8406, 14010, 20081, 21015, 40162, 42030, 60243, 100405, 120486, 180729, 200810, 301215, 361458, 602430, 903645, 1807290]

約数ペア:

[(1, 1807290), (2, 903645), (3, 602430), (5, 361458), (6, 301215), (9, 200810), (10, 180729), (15, 120486), (18, 100405), (30, 60243), (43, 42030), (45, 40162), (86, 21015), (90, 20081), (129, 14010), (215, 8406), (258, 7005), (387, 4670), (430, 4203), (467, 3870), (645, 2802), (774, 2335), (934, 1935), (1290, 1401)]