11217920

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{313}}^1$

素因数の和:345

約数の個数: 88

約数和(自身を含む): 30852384

約数和(自身を除く): 19634464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 313, 320, 448, 512, 560, 626, 640, 896, 1024, 1120, 1252, 1280, 1565, 1792, 2191, 2240, 2504, 2560, 3130, 3584, 4382, 4480, 5008, 5120, 6260, 7168, 8764, 8960, 10016, 10955, 12520, 17528, 17920, 20032, 21910, 25040, 35056, 35840, 40064, 43820, 50080, 70112, 80128, 87640, 100160, 140224, 160256, 175280, 200320, 280448, 320512, 350560, 400640, 560896, 701120, 801280, 1121792, 1402240, 1602560, 2243584, 2804480, 5608960, 11217920]

約数ペア:

[(1, 11217920), (2, 5608960), (4, 2804480), (5, 2243584), (7, 1602560), (8, 1402240), (10, 1121792), (14, 801280), (16, 701120), (20, 560896), (28, 400640), (32, 350560), (35, 320512), (40, 280448), (56, 200320), (64, 175280), (70, 160256), (80, 140224), (112, 100160), (128, 87640), (140, 80128), (160, 70112), (224, 50080), (256, 43820), (280, 40064), (313, 35840), (320, 35056), (448, 25040), (512, 21910), (560, 20032), (626, 17920), (640, 17528), (896, 12520), (1024, 10955), (1120, 10016), (1252, 8960), (1280, 8764), (1565, 7168), (1792, 6260), (2191, 5120), (2240, 5008), (2504, 4480), (2560, 4382), (3130, 3584)]