86523640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{309013}}^1$

素因数の和:309031

約数の個数: 32

約数和(自身を含む): 222490080

約数和(自身を除く): 135966440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 309013, 618026, 1236052, 1545065, 2163091, 2472104, 3090130, 4326182, 6180260, 8652364, 10815455, 12360520, 17304728, 21630910, 43261820, 86523640]

約数ペア:

[(1, 86523640), (2, 43261820), (4, 21630910), (5, 17304728), (7, 12360520), (8, 10815455), (10, 8652364), (14, 6180260), (20, 4326182), (28, 3090130), (35, 2472104), (40, 2163091), (56, 1545065), (70, 1236052), (140, 618026), (280, 309013)]