12912447640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1\times {\mathrm{8699}}^1$

素因数の和:9616

約数の個数: 64

約数和(自身を含む): 29766528000

約数和(自身を除く): 16854080360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 863, 1720, 1726, 3452, 4315, 6904, 8630, 8699, 17260, 17398, 34520, 34796, 37109, 43495, 69592, 74218, 86990, 148436, 173980, 185545, 296872, 347960, 371090, 374057, 742180, 748114, 1484360, 1496228, 1870285, 2992456, 3740570, 7481140, 7507237, 14962280, 15014474, 30028948, 37536185, 60057896, 75072370, 150144740, 300289480, 322811191, 645622382, 1291244764, 1614055955, 2582489528, 3228111910, 6456223820, 12912447640]

約数ペア:

[(1, 12912447640), (2, 6456223820), (4, 3228111910), (5, 2582489528), (8, 1614055955), (10, 1291244764), (20, 645622382), (40, 322811191), (43, 300289480), (86, 150144740), (172, 75072370), (215, 60057896), (344, 37536185), (430, 30028948), (860, 15014474), (863, 14962280), (1720, 7507237), (1726, 7481140), (3452, 3740570), (4315, 2992456), (6904, 1870285), (8630, 1496228), (8699, 1484360), (17260, 748114), (17398, 742180), (34520, 374057), (34796, 371090), (37109, 347960), (43495, 296872), (69592, 185545), (74218, 173980), (86990, 148436)]