56023880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{811}}^1$

素因数の和:990

約数の個数: 64

約数和(自身を含む): 138559680

約数和(自身を除く): 82535800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 220, 314, 440, 628, 785, 811, 1256, 1570, 1622, 1727, 3140, 3244, 3454, 4055, 6280, 6488, 6908, 8110, 8635, 8921, 13816, 16220, 17270, 17842, 32440, 34540, 35684, 44605, 69080, 71368, 89210, 127327, 178420, 254654, 356840, 509308, 636635, 1018616, 1273270, 1400597, 2546540, 2801194, 5093080, 5602388, 7002985, 11204776, 14005970, 28011940, 56023880]

約数ペア:

[(1, 56023880), (2, 28011940), (4, 14005970), (5, 11204776), (8, 7002985), (10, 5602388), (11, 5093080), (20, 2801194), (22, 2546540), (40, 1400597), (44, 1273270), (55, 1018616), (88, 636635), (110, 509308), (157, 356840), (220, 254654), (314, 178420), (440, 127327), (628, 89210), (785, 71368), (811, 69080), (1256, 44605), (1570, 35684), (1622, 34540), (1727, 32440), (3140, 17842), (3244, 17270), (3454, 16220), (4055, 13816), (6280, 8921), (6488, 8635), (6908, 8110)]