320410412

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{20693}}^1$

素因数の和:20790

約数の個数: 36

約数和(自身を含む): 660552480

約数和(自身を除く): 340142068

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 553, 1106, 2212, 3871, 7742, 15484, 20693, 41386, 82772, 144851, 289702, 579404, 1013957, 1634747, 2027914, 3269494, 4055828, 6538988, 11443229, 22886458, 45772916, 80102603, 160205206, 320410412]

約数ペア:

[(1, 320410412), (2, 160205206), (4, 80102603), (7, 45772916), (14, 22886458), (28, 11443229), (49, 6538988), (79, 4055828), (98, 3269494), (158, 2027914), (196, 1634747), (316, 1013957), (553, 579404), (1106, 289702), (2212, 144851), (3871, 82772), (7742, 41386), (15484, 20693)]