20203128140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{5573}}^1$

素因数の和:5859

約数の個数: 96

約数和(自身を含む): 46566890496

約数和(自身を除く): 26363762356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 191, 260, 292, 365, 382, 730, 764, 949, 955, 1460, 1898, 1910, 2483, 3796, 3820, 4745, 4966, 5573, 9490, 9932, 11146, 12415, 13943, 18980, 22292, 24830, 27865, 27886, 49660, 55730, 55772, 69715, 72449, 111460, 139430, 144898, 181259, 278860, 289796, 362245, 362518, 406829, 724490, 725036, 813658, 906295, 1064443, 1448980, 1627316, 1812590, 2034145, 2128886, 3625180, 4068290, 4257772, 5288777, 5322215, 8136580, 10577554, 10644430, 13837759, 21155108, 21288860, 26443885, 27675518, 52887770, 55351036, 69188795, 77704339, 105775540, 138377590, 155408678, 276755180, 310817356, 388521695, 777043390, 1010156407, 1554086780, 2020312814, 4040625628, 5050782035, 10101564070, 20203128140]

約数ペア:

[(1, 20203128140), (2, 10101564070), (4, 5050782035), (5, 4040625628), (10, 2020312814), (13, 1554086780), (20, 1010156407), (26, 777043390), (52, 388521695), (65, 310817356), (73, 276755180), (130, 155408678), (146, 138377590), (191, 105775540), (260, 77704339), (292, 69188795), (365, 55351036), (382, 52887770), (730, 27675518), (764, 26443885), (949, 21288860), (955, 21155108), (1460, 13837759), (1898, 10644430), (1910, 10577554), (2483, 8136580), (3796, 5322215), (3820, 5288777), (4745, 4257772), (4966, 4068290), (5573, 3625180), (9490, 2128886), (9932, 2034145), (11146, 1812590), (12415, 1627316), (13943, 1448980), (18980, 1064443), (22292, 906295), (24830, 813658), (27865, 725036), (27886, 724490), (49660, 406829), (55730, 362518), (55772, 362245), (69715, 289796), (72449, 278860), (111460, 181259), (139430, 144898)]