838006840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4871}}^1$

素因数の和:4933

約数の個数: 128

約数和(自身を含む): 2273080320

約数和(自身を除く): 1435073480

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 23, 34, 40, 44, 46, 55, 68, 85, 88, 92, 110, 115, 136, 170, 184, 187, 220, 230, 253, 340, 374, 391, 440, 460, 506, 680, 748, 782, 920, 935, 1012, 1265, 1496, 1564, 1870, 1955, 2024, 2530, 3128, 3740, 3910, 4301, 4871, 5060, 7480, 7820, 8602, 9742, 10120, 15640, 17204, 19484, 21505, 24355, 34408, 38968, 43010, 48710, 53581, 82807, 86020, 97420, 107162, 112033, 165614, 172040, 194840, 214324, 224066, 267905, 331228, 414035, 428648, 448132, 535810, 560165, 662456, 828070, 896264, 910877, 1071620, 1120330, 1232363, 1656140, 1821754, 1904561, 2143240, 2240660, 2464726, 3312280, 3643508, 3809122, 4481320, 4554385, 4929452, 6161815, 7287016, 7618244, 9108770, 9522805, 9858904, 12323630, 15236488, 18217540, 19045610, 20950171, 24647260, 36435080, 38091220, 41900342, 49294520, 76182440, 83800684, 104750855, 167601368, 209501710, 419003420, 838006840]

約数ペア:

[(1, 838006840), (2, 419003420), (4, 209501710), (5, 167601368), (8, 104750855), (10, 83800684), (11, 76182440), (17, 49294520), (20, 41900342), (22, 38091220), (23, 36435080), (34, 24647260), (40, 20950171), (44, 19045610), (46, 18217540), (55, 15236488), (68, 12323630), (85, 9858904), (88, 9522805), (92, 9108770), (110, 7618244), (115, 7287016), (136, 6161815), (170, 4929452), (184, 4554385), (187, 4481320), (220, 3809122), (230, 3643508), (253, 3312280), (340, 2464726), (374, 2240660), (391, 2143240), (440, 1904561), (460, 1821754), (506, 1656140), (680, 1232363), (748, 1120330), (782, 1071620), (920, 910877), (935, 896264), (1012, 828070), (1265, 662456), (1496, 560165), (1564, 535810), (1870, 448132), (1955, 428648), (2024, 414035), (2530, 331228), (3128, 267905), (3740, 224066), (3910, 214324), (4301, 194840), (4871, 172040), (5060, 165614), (7480, 112033), (7820, 107162), (8602, 97420), (9742, 86020), (10120, 82807), (15640, 53581), (17204, 48710), (19484, 43010), (21505, 38968), (24355, 34408)]