20306930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12613}}^1$

素因数の和:12650

約数の個数: 32

約数和(自身を含む): 43593984

約数和(自身を除く): 23287054

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 12613, 25226, 63065, 88291, 126130, 176582, 290099, 441455, 580198, 882910, 1450495, 2030693, 2900990, 4061386, 10153465, 20306930]

約数ペア:

[(1, 20306930), (2, 10153465), (5, 4061386), (7, 2900990), (10, 2030693), (14, 1450495), (23, 882910), (35, 580198), (46, 441455), (70, 290099), (115, 176582), (161, 126130), (230, 88291), (322, 63065), (805, 25226), (1610, 12613)]