2038960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 5928192

約数和(自身を除く): 3889232

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 331, 385, 440, 560, 616, 662, 770, 880, 1232, 1324, 1540, 1655, 2317, 2648, 3080, 3310, 3641, 4634, 5296, 6160, 6620, 7282, 9268, 11585, 13240, 14564, 18205, 18536, 23170, 25487, 26480, 29128, 36410, 37072, 46340, 50974, 58256, 72820, 92680, 101948, 127435, 145640, 185360, 203896, 254870, 291280, 407792, 509740, 1019480, 2038960]

約数ペア:

[(1, 2038960), (2, 1019480), (4, 509740), (5, 407792), (7, 291280), (8, 254870), (10, 203896), (11, 185360), (14, 145640), (16, 127435), (20, 101948), (22, 92680), (28, 72820), (35, 58256), (40, 50974), (44, 46340), (55, 37072), (56, 36410), (70, 29128), (77, 26480), (80, 25487), (88, 23170), (110, 18536), (112, 18205), (140, 14564), (154, 13240), (176, 11585), (220, 9268), (280, 7282), (308, 6620), (331, 6160), (385, 5296), (440, 4634), (560, 3641), (616, 3310), (662, 3080), (770, 2648), (880, 2317), (1232, 1655), (1324, 1540)]