8444240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1$

素因数の和:924

約数の個数: 80

約数和(自身を含む): 23784192

約数和(自身を除く): 15339952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 887, 952, 1190, 1360, 1774, 1904, 2380, 3548, 4435, 4760, 6209, 7096, 8870, 9520, 12418, 14192, 15079, 17740, 24836, 30158, 31045, 35480, 49672, 60316, 62090, 70960, 75395, 99344, 105553, 120632, 124180, 150790, 211106, 241264, 248360, 301580, 422212, 496720, 527765, 603160, 844424, 1055530, 1206320, 1688848, 2111060, 4222120, 8444240]

約数ペア:

[(1, 8444240), (2, 4222120), (4, 2111060), (5, 1688848), (7, 1206320), (8, 1055530), (10, 844424), (14, 603160), (16, 527765), (17, 496720), (20, 422212), (28, 301580), (34, 248360), (35, 241264), (40, 211106), (56, 150790), (68, 124180), (70, 120632), (80, 105553), (85, 99344), (112, 75395), (119, 70960), (136, 62090), (140, 60316), (170, 49672), (238, 35480), (272, 31045), (280, 30158), (340, 24836), (476, 17740), (560, 15079), (595, 14192), (680, 12418), (887, 9520), (952, 8870), (1190, 7096), (1360, 6209), (1774, 4760), (1904, 4435), (2380, 3548)]