127701980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{39659}}^1$

素因数の和:39698

約数の個数: 48

約数和(自身を含む): 319818240

約数和(自身を除く): 192116260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 39659, 79318, 158636, 198295, 277613, 396590, 555226, 793180, 912157, 1110452, 1388065, 1824314, 2776130, 3648628, 4560785, 5552260, 6385099, 9121570, 12770198, 18243140, 25540396, 31925495, 63850990, 127701980]

約数ペア:

[(1, 127701980), (2, 63850990), (4, 31925495), (5, 25540396), (7, 18243140), (10, 12770198), (14, 9121570), (20, 6385099), (23, 5552260), (28, 4560785), (35, 3648628), (46, 2776130), (70, 1824314), (92, 1388065), (115, 1110452), (140, 912157), (161, 793180), (230, 555226), (322, 396590), (460, 277613), (644, 198295), (805, 158636), (1610, 79318), (3220, 39659)]