2589990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 6955200

約数和(自身を除く): 4365210

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 229, 290, 377, 390, 435, 458, 687, 754, 870, 1131, 1145, 1374, 1885, 2262, 2290, 2977, 3435, 3770, 5655, 5954, 6641, 6870, 8931, 11310, 13282, 14885, 17862, 19923, 29770, 33205, 39846, 44655, 66410, 86333, 89310, 99615, 172666, 199230, 258999, 431665, 517998, 863330, 1294995, 2589990]

約数ペア:

[(1, 2589990), (2, 1294995), (3, 863330), (5, 517998), (6, 431665), (10, 258999), (13, 199230), (15, 172666), (26, 99615), (29, 89310), (30, 86333), (39, 66410), (58, 44655), (65, 39846), (78, 33205), (87, 29770), (130, 19923), (145, 17862), (174, 14885), (195, 13282), (229, 11310), (290, 8931), (377, 6870), (390, 6641), (435, 5954), (458, 5655), (687, 3770), (754, 3435), (870, 2977), (1131, 2290), (1145, 2262), (1374, 1885)]