9890460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2389}}^1$

素因数の和:2427

約数の個数: 72

約数和(自身を含む): 31318560

約数和(自身を除く): 21428100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 2389, 4140, 4778, 7167, 9556, 11945, 14334, 21501, 23890, 28668, 35835, 43002, 47780, 54947, 71670, 86004, 107505, 109894, 143340, 164841, 215010, 219788, 274735, 329682, 430020, 494523, 549470, 659364, 824205, 989046, 1098940, 1648410, 1978092, 2472615, 3296820, 4945230, 9890460]

約数ペア:

[(1, 9890460), (2, 4945230), (3, 3296820), (4, 2472615), (5, 1978092), (6, 1648410), (9, 1098940), (10, 989046), (12, 824205), (15, 659364), (18, 549470), (20, 494523), (23, 430020), (30, 329682), (36, 274735), (45, 219788), (46, 215010), (60, 164841), (69, 143340), (90, 109894), (92, 107505), (115, 86004), (138, 71670), (180, 54947), (207, 47780), (230, 43002), (276, 35835), (345, 28668), (414, 23890), (460, 21501), (690, 14334), (828, 11945), (1035, 9556), (1380, 7167), (2070, 4778), (2389, 4140)]