38862640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21121}}^1$

素因数の和:21157

約数の個数: 40

約数和(自身を含む): 94288608

約数和(自身を除く): 55425968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 21121, 42242, 84484, 105605, 168968, 211210, 337936, 422420, 485783, 844840, 971566, 1689680, 1943132, 2428915, 3886264, 4857830, 7772528, 9715660, 19431320, 38862640]

約数ペア:

[(1, 38862640), (2, 19431320), (4, 9715660), (5, 7772528), (8, 4857830), (10, 3886264), (16, 2428915), (20, 1943132), (23, 1689680), (40, 971566), (46, 844840), (80, 485783), (92, 422420), (115, 337936), (184, 211210), (230, 168968), (368, 105605), (460, 84484), (920, 42242), (1840, 21121)]