17646880

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2081}}^1$

素因数の和:2149

約数の個数: 48

約数和(自身を含む): 42497784

約数和(自身を除く): 24850904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2081, 2120, 4162, 4240, 8324, 8480, 10405, 16648, 20810, 33296, 41620, 66592, 83240, 110293, 166480, 220586, 332960, 441172, 551465, 882344, 1102930, 1764688, 2205860, 3529376, 4411720, 8823440, 17646880]

約数ペア:

[(1, 17646880), (2, 8823440), (4, 4411720), (5, 3529376), (8, 2205860), (10, 1764688), (16, 1102930), (20, 882344), (32, 551465), (40, 441172), (53, 332960), (80, 220586), (106, 166480), (160, 110293), (212, 83240), (265, 66592), (424, 41620), (530, 33296), (848, 20810), (1060, 16648), (1696, 10405), (2081, 8480), (2120, 8324), (4162, 4240)]