20249480980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{601}}^1\times {\mathrm{2417}}^1$

素因数の和:3085

約数の個数: 96

約数和(自身を含む): 46219354272

約数和(自身を除く): 25969873292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 601, 697, 820, 1202, 1394, 2404, 2417, 2788, 3005, 3485, 4834, 6010, 6970, 9668, 10217, 12020, 12085, 13940, 20434, 24170, 24641, 40868, 41089, 48340, 49282, 51085, 82178, 98564, 99097, 102170, 123205, 164356, 198194, 204340, 205445, 246410, 396388, 410890, 418897, 492820, 495485, 821780, 837794, 990970, 1452617, 1675588, 1684649, 1981940, 2094485, 2905234, 3369298, 4188970, 5810468, 6738596, 7263085, 8377940, 8423245, 14526170, 16846490, 24694489, 29052340, 33692980, 49388978, 59557297, 98777956, 119114594, 123472445, 238229188, 246944890, 297786485, 493889780, 595572970, 1012474049, 1191145940, 2024948098, 4049896196, 5062370245, 10124740490, 20249480980]

約数ペア:

[(1, 20249480980), (2, 10124740490), (4, 5062370245), (5, 4049896196), (10, 2024948098), (17, 1191145940), (20, 1012474049), (34, 595572970), (41, 493889780), (68, 297786485), (82, 246944890), (85, 238229188), (164, 123472445), (170, 119114594), (205, 98777956), (340, 59557297), (410, 49388978), (601, 33692980), (697, 29052340), (820, 24694489), (1202, 16846490), (1394, 14526170), (2404, 8423245), (2417, 8377940), (2788, 7263085), (3005, 6738596), (3485, 5810468), (4834, 4188970), (6010, 3369298), (6970, 2905234), (9668, 2094485), (10217, 1981940), (12020, 1684649), (12085, 1675588), (13940, 1452617), (20434, 990970), (24170, 837794), (24641, 821780), (40868, 495485), (41089, 492820), (48340, 418897), (49282, 410890), (51085, 396388), (82178, 246410), (98564, 205445), (99097, 204340), (102170, 198194), (123205, 164356)]