38500240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28309}}^1$

素因数の和:28339

約数の個数: 40

約数和(自身を含む): 94781880

約数和(自身を除く): 56281640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 28309, 56618, 113236, 141545, 226472, 283090, 452944, 481253, 566180, 962506, 1132360, 1925012, 2264720, 2406265, 3850024, 4812530, 7700048, 9625060, 19250120, 38500240]

約数ペア:

[(1, 38500240), (2, 19250120), (4, 9625060), (5, 7700048), (8, 4812530), (10, 3850024), (16, 2406265), (17, 2264720), (20, 1925012), (34, 1132360), (40, 962506), (68, 566180), (80, 481253), (85, 452944), (136, 283090), (170, 226472), (272, 141545), (340, 113236), (680, 56618), (1360, 28309)]