236814920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{81101}}^1$

素因数の和:81185

約数の個数: 32

約数和(自身を含む): 540139320

約数和(自身を除く): 303324400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 81101, 162202, 324404, 405505, 648808, 811010, 1622020, 3244040, 5920373, 11840746, 23681492, 29601865, 47362984, 59203730, 118407460, 236814920]

約数ペア:

[(1, 236814920), (2, 118407460), (4, 59203730), (5, 47362984), (8, 29601865), (10, 23681492), (20, 11840746), (40, 5920373), (73, 3244040), (146, 1622020), (292, 811010), (365, 648808), (584, 405505), (730, 324404), (1460, 162202), (2920, 81101)]