2020006765

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{2711}}^1$

素因数の和:3133

約数の個数: 32

約数和(自身を含む): 2824819200

約数和(自身を除く): 804812435

約数列:

[1, 5, 7, 35, 61, 305, 349, 427, 1745, 2135, 2443, 2711, 12215, 13555, 18977, 21289, 94885, 106445, 149023, 165371, 745115, 826855, 946139, 1157597, 4730695, 5787985, 6622973, 33114865, 57714479, 288572395, 404001353, 2020006765]

約数ペア:

[(1, 2020006765), (5, 404001353), (7, 288572395), (35, 57714479), (61, 33114865), (305, 6622973), (349, 5787985), (427, 4730695), (1745, 1157597), (2135, 946139), (2443, 826855), (2711, 745115), (12215, 165371), (13555, 149023), (18977, 106445), (21289, 94885)]