4840240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3559}}^1$

素因数の和:3589

約数の個数: 40

約数和(自身を含む): 11918880

約数和(自身を除く): 7078640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 3559, 7118, 14236, 17795, 28472, 35590, 56944, 60503, 71180, 121006, 142360, 242012, 284720, 302515, 484024, 605030, 968048, 1210060, 2420120, 4840240]

約数ペア:

[(1, 4840240), (2, 2420120), (4, 1210060), (5, 968048), (8, 605030), (10, 484024), (16, 302515), (17, 284720), (20, 242012), (34, 142360), (40, 121006), (68, 71180), (80, 60503), (85, 56944), (136, 35590), (170, 28472), (272, 17795), (340, 14236), (680, 7118), (1360, 3559)]