228709220

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^2\times {\mathrm{709}}^1$

素因数の和:972

約数の個数: 36

約数和(自身を含む): 484783740

約数和(自身を除く): 256074520

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 709, 1270, 1418, 2540, 2836, 3545, 7090, 14180, 16129, 32258, 64516, 80645, 90043, 161290, 180086, 322580, 360172, 450215, 900430, 1800860, 11435461, 22870922, 45741844, 57177305, 114354610, 228709220]

約数ペア:

[(1, 228709220), (2, 114354610), (4, 57177305), (5, 45741844), (10, 22870922), (20, 11435461), (127, 1800860), (254, 900430), (508, 450215), (635, 360172), (709, 322580), (1270, 180086), (1418, 161290), (2540, 90043), (2836, 80645), (3545, 64516), (7090, 32258), (14180, 16129)]