17999380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1549}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 43747200

約数和(自身を除く): 25747820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1549, 1660, 2324, 2905, 3098, 5810, 6196, 7745, 10843, 11620, 15490, 21686, 30980, 43372, 54215, 108430, 128567, 216860, 257134, 514268, 642835, 899969, 1285670, 1799938, 2571340, 3599876, 4499845, 8999690, 17999380]

約数ペア:

[(1, 17999380), (2, 8999690), (4, 4499845), (5, 3599876), (7, 2571340), (10, 1799938), (14, 1285670), (20, 899969), (28, 642835), (35, 514268), (70, 257134), (83, 216860), (140, 128567), (166, 108430), (332, 54215), (415, 43372), (581, 30980), (830, 21686), (1162, 15490), (1549, 11620), (1660, 10843), (2324, 7745), (2905, 6196), (3098, 5810)]