16603720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3121}}^1$

素因数の和:3158

約数の個数: 64

約数和(自身を含む): 44956800

約数和(自身を除く): 28353080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 3121, 5320, 6242, 12484, 15605, 21847, 24968, 31210, 43694, 59299, 62420, 87388, 109235, 118598, 124840, 174776, 218470, 237196, 296495, 415093, 436940, 474392, 592990, 830186, 873880, 1185980, 1660372, 2075465, 2371960, 3320744, 4150930, 8301860, 16603720]

約数ペア:

[(1, 16603720), (2, 8301860), (4, 4150930), (5, 3320744), (7, 2371960), (8, 2075465), (10, 1660372), (14, 1185980), (19, 873880), (20, 830186), (28, 592990), (35, 474392), (38, 436940), (40, 415093), (56, 296495), (70, 237196), (76, 218470), (95, 174776), (133, 124840), (140, 118598), (152, 109235), (190, 87388), (266, 62420), (280, 59299), (380, 43694), (532, 31210), (665, 24968), (760, 21847), (1064, 15605), (1330, 12484), (2660, 6242), (3121, 5320)]