19620160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:504

約数の個数: 112

約数和(自身を含む): 56327040

約数和(自身を除く): 36706880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 461, 532, 560, 608, 665, 760, 922, 1064, 1120, 1216, 1330, 1520, 1844, 2128, 2240, 2305, 2660, 3040, 3227, 3688, 4256, 4610, 5320, 6080, 6454, 7376, 8512, 8759, 9220, 10640, 12908, 14752, 16135, 17518, 18440, 21280, 25816, 29504, 32270, 35036, 36880, 42560, 43795, 51632, 61313, 64540, 70072, 73760, 87590, 103264, 122626, 129080, 140144, 147520, 175180, 206528, 245252, 258160, 280288, 306565, 350360, 490504, 516320, 560576, 613130, 700720, 981008, 1032640, 1226260, 1401440, 1962016, 2452520, 2802880, 3924032, 4905040, 9810080, 19620160]

約数ペア:

[(1, 19620160), (2, 9810080), (4, 4905040), (5, 3924032), (7, 2802880), (8, 2452520), (10, 1962016), (14, 1401440), (16, 1226260), (19, 1032640), (20, 981008), (28, 700720), (32, 613130), (35, 560576), (38, 516320), (40, 490504), (56, 350360), (64, 306565), (70, 280288), (76, 258160), (80, 245252), (95, 206528), (112, 175180), (133, 147520), (140, 140144), (152, 129080), (160, 122626), (190, 103264), (224, 87590), (266, 73760), (280, 70072), (304, 64540), (320, 61313), (380, 51632), (448, 43795), (461, 42560), (532, 36880), (560, 35036), (608, 32270), (665, 29504), (760, 25816), (922, 21280), (1064, 18440), (1120, 17518), (1216, 16135), (1330, 14752), (1520, 12908), (1844, 10640), (2128, 9220), (2240, 8759), (2305, 8512), (2660, 7376), (3040, 6454), (3227, 6080), (3688, 5320), (4256, 4610)]