2105339960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 5127045120

約数和(自身を除く): 3021705160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 127, 148, 184, 185, 230, 254, 296, 370, 460, 487, 508, 635, 740, 851, 920, 974, 1016, 1270, 1480, 1702, 1948, 2435, 2540, 2921, 3404, 3896, 4255, 4699, 4870, 5080, 5842, 6808, 8510, 9398, 9740, 11201, 11684, 14605, 17020, 18019, 18796, 19480, 22402, 23368, 23495, 29210, 34040, 36038, 37592, 44804, 46990, 56005, 58420, 61849, 72076, 89608, 90095, 93980, 108077, 112010, 116840, 123698, 144152, 180190, 187960, 216154, 224020, 247396, 309245, 360380, 414437, 432308, 448040, 494792, 540385, 618490, 720760, 828874, 864616, 1080770, 1236980, 1422527, 1657748, 2072185, 2161540, 2288413, 2473960, 2845054, 3315496, 4144370, 4323080, 4576826, 5690108, 7112635, 8288740, 9153652, 11380216, 11442065, 14225270, 16577480, 18307304, 22884130, 28450540, 45768260, 52633499, 56901080, 91536520, 105266998, 210533996, 263167495, 421067992, 526334990, 1052669980, 2105339960]

約数ペア:

[(1, 2105339960), (2, 1052669980), (4, 526334990), (5, 421067992), (8, 263167495), (10, 210533996), (20, 105266998), (23, 91536520), (37, 56901080), (40, 52633499), (46, 45768260), (74, 28450540), (92, 22884130), (115, 18307304), (127, 16577480), (148, 14225270), (184, 11442065), (185, 11380216), (230, 9153652), (254, 8288740), (296, 7112635), (370, 5690108), (460, 4576826), (487, 4323080), (508, 4144370), (635, 3315496), (740, 2845054), (851, 2473960), (920, 2288413), (974, 2161540), (1016, 2072185), (1270, 1657748), (1480, 1422527), (1702, 1236980), (1948, 1080770), (2435, 864616), (2540, 828874), (2921, 720760), (3404, 618490), (3896, 540385), (4255, 494792), (4699, 448040), (4870, 432308), (5080, 414437), (5842, 360380), (6808, 309245), (8510, 247396), (9398, 224020), (9740, 216154), (11201, 187960), (11684, 180190), (14605, 144152), (17020, 123698), (18019, 116840), (18796, 112010), (19480, 108077), (22402, 93980), (23368, 90095), (23495, 89608), (29210, 72076), (34040, 61849), (36038, 58420), (37592, 56005), (44804, 46990)]