1100240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:839

約数の個数: 40

約数和(自身を含む): 2711880

約数和(自身を除く): 1611640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 809, 1360, 1618, 3236, 4045, 6472, 8090, 12944, 13753, 16180, 27506, 32360, 55012, 64720, 68765, 110024, 137530, 220048, 275060, 550120, 1100240]

約数ペア:

[(1, 1100240), (2, 550120), (4, 275060), (5, 220048), (8, 137530), (10, 110024), (16, 68765), (17, 64720), (20, 55012), (34, 32360), (40, 27506), (68, 16180), (80, 13753), (85, 12944), (136, 8090), (170, 6472), (272, 4045), (340, 3236), (680, 1618), (809, 1360)]