245050360

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{10729}}^1$

素因数の和:11311

約数の個数: 32

約数和(自身を含む): 552380400

約数和(自身を除く): 307330040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 4568, 5710, 10729, 11420, 21458, 22840, 42916, 53645, 85832, 107290, 214580, 429160, 6126259, 12252518, 24505036, 30631295, 49010072, 61262590, 122525180, 245050360]

約数ペア:

[(1, 245050360), (2, 122525180), (4, 61262590), (5, 49010072), (8, 30631295), (10, 24505036), (20, 12252518), (40, 6126259), (571, 429160), (1142, 214580), (2284, 107290), (2855, 85832), (4568, 53645), (5710, 42916), (10729, 22840), (11420, 21458)]