320614580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{112103}}^1$

素因数の和:112136

約数の個数: 48

約数和(自身を含む): 791005824

約数和(自身を除く): 470391244

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 112103, 224206, 448412, 560515, 1121030, 1233133, 1457339, 2242060, 2466266, 2914678, 4932532, 5829356, 6165665, 7286695, 12331330, 14573390, 16030729, 24662660, 29146780, 32061458, 64122916, 80153645, 160307290, 320614580]

約数ペア:

[(1, 320614580), (2, 160307290), (4, 80153645), (5, 64122916), (10, 32061458), (11, 29146780), (13, 24662660), (20, 16030729), (22, 14573390), (26, 12331330), (44, 7286695), (52, 6165665), (55, 5829356), (65, 4932532), (110, 2914678), (130, 2466266), (143, 2242060), (220, 1457339), (260, 1233133), (286, 1121030), (572, 560515), (715, 448412), (1430, 224206), (2860, 112103)]