851440

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 2053440

約数和(自身を除く): 1202000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 367, 464, 580, 734, 1160, 1468, 1835, 2320, 2936, 3670, 5872, 7340, 10643, 14680, 21286, 29360, 42572, 53215, 85144, 106430, 170288, 212860, 425720, 851440]

約数ペア:

[(1, 851440), (2, 425720), (4, 212860), (5, 170288), (8, 106430), (10, 85144), (16, 53215), (20, 42572), (29, 29360), (40, 21286), (58, 14680), (80, 10643), (116, 7340), (145, 5872), (232, 3670), (290, 2936), (367, 2320), (464, 1835), (580, 1468), (734, 1160)]