9521720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18311}}^1$

素因数の和:18335

約数の個数: 32

約数和(自身を含む): 23073120

約数和(自身を除く): 13551400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 18311, 36622, 73244, 91555, 146488, 183110, 238043, 366220, 476086, 732440, 952172, 1190215, 1904344, 2380430, 4760860, 9521720]

約数ペア:

[(1, 9521720), (2, 4760860), (4, 2380430), (5, 1904344), (8, 1190215), (10, 952172), (13, 732440), (20, 476086), (26, 366220), (40, 238043), (52, 183110), (65, 146488), (104, 91555), (130, 73244), (260, 36622), (520, 18311)]