15554720

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1451}}^1$

素因数の和:1533

約数の個数: 48

約数和(自身を含む): 37322208

約数和(自身を除く): 21767488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 1451, 2144, 2680, 2902, 5360, 5804, 7255, 10720, 11608, 14510, 23216, 29020, 46432, 58040, 97217, 116080, 194434, 232160, 388868, 486085, 777736, 972170, 1555472, 1944340, 3110944, 3888680, 7777360, 15554720]

約数ペア:

[(1, 15554720), (2, 7777360), (4, 3888680), (5, 3110944), (8, 1944340), (10, 1555472), (16, 972170), (20, 777736), (32, 486085), (40, 388868), (67, 232160), (80, 194434), (134, 116080), (160, 97217), (268, 58040), (335, 46432), (536, 29020), (670, 23216), (1072, 14510), (1340, 11608), (1451, 10720), (2144, 7255), (2680, 5804), (2902, 5360)]