16395440

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 40711680

約数和(自身を除く): 24316240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 37, 40, 58, 74, 80, 116, 145, 148, 185, 191, 232, 290, 296, 370, 382, 464, 580, 592, 740, 764, 955, 1073, 1160, 1480, 1528, 1910, 2146, 2320, 2960, 3056, 3820, 4292, 5365, 5539, 7067, 7640, 8584, 10730, 11078, 14134, 15280, 17168, 21460, 22156, 27695, 28268, 35335, 42920, 44312, 55390, 56536, 70670, 85840, 88624, 110780, 113072, 141340, 204943, 221560, 282680, 409886, 443120, 565360, 819772, 1024715, 1639544, 2049430, 3279088, 4098860, 8197720, 16395440]

約数ペア:

[(1, 16395440), (2, 8197720), (4, 4098860), (5, 3279088), (8, 2049430), (10, 1639544), (16, 1024715), (20, 819772), (29, 565360), (37, 443120), (40, 409886), (58, 282680), (74, 221560), (80, 204943), (116, 141340), (145, 113072), (148, 110780), (185, 88624), (191, 85840), (232, 70670), (290, 56536), (296, 55390), (370, 44312), (382, 42920), (464, 35335), (580, 28268), (592, 27695), (740, 22156), (764, 21460), (955, 17168), (1073, 15280), (1160, 14134), (1480, 11078), (1528, 10730), (1910, 8584), (2146, 7640), (2320, 7067), (2960, 5539), (3056, 5365), (3820, 4292)]