2021068620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{238897}}^1$

素因数の和:238959

約数の個数: 72

約数和(自身を含む): 6261038784

約数和(自身を除く): 4239970164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 238897, 477794, 716691, 955588, 1194485, 1433382, 2150073, 2388970, 2866764, 3583455, 4300146, 4777940, 7166910, 8600292, 10750365, 11228159, 14333820, 21500730, 22456318, 33684477, 43001460, 44912636, 56140795, 67368954, 101053431, 112281590, 134737908, 168422385, 202106862, 224563180, 336844770, 404213724, 505267155, 673689540, 1010534310, 2021068620]

約数ペア:

[(1, 2021068620), (2, 1010534310), (3, 673689540), (4, 505267155), (5, 404213724), (6, 336844770), (9, 224563180), (10, 202106862), (12, 168422385), (15, 134737908), (18, 112281590), (20, 101053431), (30, 67368954), (36, 56140795), (45, 44912636), (47, 43001460), (60, 33684477), (90, 22456318), (94, 21500730), (141, 14333820), (180, 11228159), (188, 10750365), (235, 8600292), (282, 7166910), (423, 4777940), (470, 4300146), (564, 3583455), (705, 2866764), (846, 2388970), (940, 2150073), (1410, 1433382), (1692, 1194485), (2115, 955588), (2820, 716691), (4230, 477794), (8460, 238897)]