4272440440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{107999}}^1$

素因数の和:108076

約数の個数: 64

約数和(自身を含む): 10264320000

約数和(自身を除く): 5991879560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 344, 430, 460, 860, 920, 989, 1720, 1978, 3956, 4945, 7912, 9890, 19780, 39560, 107999, 215998, 431996, 539995, 863992, 1079990, 2159980, 2483977, 4319960, 4643957, 4967954, 9287914, 9935908, 12419885, 18575828, 19871816, 23219785, 24839770, 37151656, 46439570, 49679540, 92879140, 99359080, 106811011, 185758280, 213622022, 427244044, 534055055, 854488088, 1068110110, 2136220220, 4272440440]

約数ペア:

[(1, 4272440440), (2, 2136220220), (4, 1068110110), (5, 854488088), (8, 534055055), (10, 427244044), (20, 213622022), (23, 185758280), (40, 106811011), (43, 99359080), (46, 92879140), (86, 49679540), (92, 46439570), (115, 37151656), (172, 24839770), (184, 23219785), (215, 19871816), (230, 18575828), (344, 12419885), (430, 9935908), (460, 9287914), (860, 4967954), (920, 4643957), (989, 4319960), (1720, 2483977), (1978, 2159980), (3956, 1079990), (4945, 863992), (7912, 539995), (9890, 431996), (19780, 215998), (39560, 107999)]