1915740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 6027840

約数和(自身を除く): 4112100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 367, 435, 522, 580, 734, 870, 1044, 1101, 1305, 1468, 1740, 1835, 2202, 2610, 3303, 3670, 4404, 5220, 5505, 6606, 7340, 10643, 11010, 13212, 16515, 21286, 22020, 31929, 33030, 42572, 53215, 63858, 66060, 95787, 106430, 127716, 159645, 191574, 212860, 319290, 383148, 478935, 638580, 957870, 1915740]

約数ペア:

[(1, 1915740), (2, 957870), (3, 638580), (4, 478935), (5, 383148), (6, 319290), (9, 212860), (10, 191574), (12, 159645), (15, 127716), (18, 106430), (20, 95787), (29, 66060), (30, 63858), (36, 53215), (45, 42572), (58, 33030), (60, 31929), (87, 22020), (90, 21286), (116, 16515), (145, 13212), (174, 11010), (180, 10643), (261, 7340), (290, 6606), (348, 5505), (367, 5220), (435, 4404), (522, 3670), (580, 3303), (734, 2610), (870, 2202), (1044, 1835), (1101, 1740), (1305, 1468)]