286738120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{377287}}^1$

素因数の和:377317

約数の個数: 32

約数和(自身を含む): 679118400

約数和(自身を除く): 392380280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 377287, 754574, 1509148, 1886435, 3018296, 3772870, 7168453, 7545740, 14336906, 15091480, 28673812, 35842265, 57347624, 71684530, 143369060, 286738120]

約数ペア:

[(1, 286738120), (2, 143369060), (4, 71684530), (5, 57347624), (8, 35842265), (10, 28673812), (19, 15091480), (20, 14336906), (38, 7545740), (40, 7168453), (76, 3772870), (95, 3018296), (152, 1886435), (190, 1509148), (380, 754574), (760, 377287)]