201817760

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{21379}}^1$

素因数の和:21453

約数の個数: 48

約数和(自身を含む): 484898400

約数和(自身を除く): 283080640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 472, 590, 944, 1180, 1888, 2360, 4720, 9440, 21379, 42758, 85516, 106895, 171032, 213790, 342064, 427580, 684128, 855160, 1261361, 1710320, 2522722, 3420640, 5045444, 6306805, 10090888, 12613610, 20181776, 25227220, 40363552, 50454440, 100908880, 201817760]

約数ペア:

[(1, 201817760), (2, 100908880), (4, 50454440), (5, 40363552), (8, 25227220), (10, 20181776), (16, 12613610), (20, 10090888), (32, 6306805), (40, 5045444), (59, 3420640), (80, 2522722), (118, 1710320), (160, 1261361), (236, 855160), (295, 684128), (472, 427580), (590, 342064), (944, 213790), (1180, 171032), (1888, 106895), (2360, 85516), (4720, 42758), (9440, 21379)]