28710080

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{1831}}^1$

素因数の和:1862

約数の個数: 84

約数和(自身を含む): 79571088

約数和(自身を除く): 50861008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1831, 1960, 2240, 3136, 3662, 3920, 7324, 7840, 9155, 12817, 14648, 15680, 18310, 25634, 29296, 36620, 51268, 58592, 64085, 73240, 89719, 102536, 117184, 128170, 146480, 179438, 205072, 256340, 292960, 358876, 410144, 448595, 512680, 585920, 717752, 820288, 897190, 1025360, 1435504, 1794380, 2050720, 2871008, 3588760, 4101440, 5742016, 7177520, 14355040, 28710080]

約数ペア:

[(1, 28710080), (2, 14355040), (4, 7177520), (5, 5742016), (7, 4101440), (8, 3588760), (10, 2871008), (14, 2050720), (16, 1794380), (20, 1435504), (28, 1025360), (32, 897190), (35, 820288), (40, 717752), (49, 585920), (56, 512680), (64, 448595), (70, 410144), (80, 358876), (98, 292960), (112, 256340), (140, 205072), (160, 179438), (196, 146480), (224, 128170), (245, 117184), (280, 102536), (320, 89719), (392, 73240), (448, 64085), (490, 58592), (560, 51268), (784, 36620), (980, 29296), (1120, 25634), (1568, 18310), (1831, 15680), (1960, 14648), (2240, 12817), (3136, 9155), (3662, 7840), (3920, 7324)]