2056557720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{128857}}^1$

素因数の和:128897

約数の個数: 128

約数和(自身を含む): 7422220800

約数和(自身を除く): 5365663080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 128857, 257714, 386571, 515428, 644285, 773142, 901999, 1030856, 1288570, 1546284, 1803998, 1932855, 2448283, 2577140, 2705997, 3092568, 3607996, 3865710, 4509995, 4896566, 5154280, 5411994, 7215992, 7344849, 7731420, 9019990, 9793132, 10823988, 12241415, 13529985, 14689698, 15462840, 17137981, 18039980, 19586264, 21647976, 24482830, 27059970, 29379396, 34275962, 36079960, 36724245, 48965660, 51413943, 54119940, 58758792, 68551924, 73448490, 85689905, 97931320, 102827886, 108239880, 137103848, 146896980, 171379810, 205655772, 257069715, 293793960, 342759620, 411311544, 514139430, 685519240, 1028278860, 2056557720]

約数ペア:

[(1, 2056557720), (2, 1028278860), (3, 685519240), (4, 514139430), (5, 411311544), (6, 342759620), (7, 293793960), (8, 257069715), (10, 205655772), (12, 171379810), (14, 146896980), (15, 137103848), (19, 108239880), (20, 102827886), (21, 97931320), (24, 85689905), (28, 73448490), (30, 68551924), (35, 58758792), (38, 54119940), (40, 51413943), (42, 48965660), (56, 36724245), (57, 36079960), (60, 34275962), (70, 29379396), (76, 27059970), (84, 24482830), (95, 21647976), (105, 19586264), (114, 18039980), (120, 17137981), (133, 15462840), (140, 14689698), (152, 13529985), (168, 12241415), (190, 10823988), (210, 9793132), (228, 9019990), (266, 7731420), (280, 7344849), (285, 7215992), (380, 5411994), (399, 5154280), (420, 4896566), (456, 4509995), (532, 3865710), (570, 3607996), (665, 3092568), (760, 2705997), (798, 2577140), (840, 2448283), (1064, 1932855), (1140, 1803998), (1330, 1546284), (1596, 1288570), (1995, 1030856), (2280, 901999), (2660, 773142), (3192, 644285), (3990, 515428), (5320, 386571), (7980, 257714), (15960, 128857)]