8907568720

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{486221}}^1$

素因数の和:486463

約数の個数: 40

約数和(自身を含む): 20800577160

約数和(自身を除く): 11893008440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 9160, 18320, 486221, 972442, 1944884, 2431105, 3889768, 4862210, 7779536, 9724420, 19448840, 38897680, 111344609, 222689218, 445378436, 556723045, 890756872, 1113446090, 1781513744, 2226892180, 4453784360, 8907568720]

約数ペア:

[(1, 8907568720), (2, 4453784360), (4, 2226892180), (5, 1781513744), (8, 1113446090), (10, 890756872), (16, 556723045), (20, 445378436), (40, 222689218), (80, 111344609), (229, 38897680), (458, 19448840), (916, 9724420), (1145, 7779536), (1832, 4862210), (2290, 3889768), (3664, 2431105), (4580, 1944884), (9160, 972442), (18320, 486221)]