1802002020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{330037}}^1$

素因数の和:330069

約数の個数: 96

約数和(自身を含む): 6209995008

約数和(自身を除く): 4407992988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 330037, 660074, 990111, 1320148, 1650185, 1980222, 2310259, 3300370, 3960444, 4290481, 4620518, 4950555, 6600740, 6930777, 8580962, 9241036, 9901110, 11551295, 12871443, 13861554, 17161924, 19802220, 21452405, 23102590, 25742886, 27723108, 30033367, 34653885, 42904810, 46205180, 51485772, 60066734, 64357215, 69307770, 85809620, 90100101, 120133468, 128714430, 138615540, 150166835, 180200202, 257428860, 300333670, 360400404, 450500505, 600667340, 901001010, 1802002020]

約数ペア:

[(1, 1802002020), (2, 901001010), (3, 600667340), (4, 450500505), (5, 360400404), (6, 300333670), (7, 257428860), (10, 180200202), (12, 150166835), (13, 138615540), (14, 128714430), (15, 120133468), (20, 90100101), (21, 85809620), (26, 69307770), (28, 64357215), (30, 60066734), (35, 51485772), (39, 46205180), (42, 42904810), (52, 34653885), (60, 30033367), (65, 27723108), (70, 25742886), (78, 23102590), (84, 21452405), (91, 19802220), (105, 17161924), (130, 13861554), (140, 12871443), (156, 11551295), (182, 9901110), (195, 9241036), (210, 8580962), (260, 6930777), (273, 6600740), (364, 4950555), (390, 4620518), (420, 4290481), (455, 3960444), (546, 3300370), (780, 2310259), (910, 1980222), (1092, 1650185), (1365, 1320148), (1820, 990111), (2730, 660074), (5460, 330037)]