28357760

素因数分解:

$2^7\times 5^1\times {\mathrm{59}}^1\times {\mathrm{751}}^1$

素因数の和:829

約数の個数: 64

約数和(自身を含む): 69033600

約数和(自身を除く): 40675840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 295, 320, 472, 590, 640, 751, 944, 1180, 1502, 1888, 2360, 3004, 3755, 3776, 4720, 6008, 7510, 7552, 9440, 12016, 15020, 18880, 24032, 30040, 37760, 44309, 48064, 60080, 88618, 96128, 120160, 177236, 221545, 240320, 354472, 443090, 480640, 708944, 886180, 1417888, 1772360, 2835776, 3544720, 5671552, 7089440, 14178880, 28357760]

約数ペア:

[(1, 28357760), (2, 14178880), (4, 7089440), (5, 5671552), (8, 3544720), (10, 2835776), (16, 1772360), (20, 1417888), (32, 886180), (40, 708944), (59, 480640), (64, 443090), (80, 354472), (118, 240320), (128, 221545), (160, 177236), (236, 120160), (295, 96128), (320, 88618), (472, 60080), (590, 48064), (640, 44309), (751, 37760), (944, 30040), (1180, 24032), (1502, 18880), (1888, 15020), (2360, 12016), (3004, 9440), (3755, 7552), (3776, 7510), (4720, 6008)]