27440560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2618

約数の個数: 80

約数和(自身を含む): 76780800

約数和(自身を除く): 49340240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2579, 2660, 5158, 5320, 10316, 10640, 12895, 18053, 20632, 25790, 36106, 41264, 49001, 51580, 72212, 90265, 98002, 103160, 144424, 180530, 196004, 206320, 245005, 288848, 343007, 361060, 392008, 490010, 686014, 722120, 784016, 980020, 1372028, 1444240, 1715035, 1960040, 2744056, 3430070, 3920080, 5488112, 6860140, 13720280, 27440560]

約数ペア:

[(1, 27440560), (2, 13720280), (4, 6860140), (5, 5488112), (7, 3920080), (8, 3430070), (10, 2744056), (14, 1960040), (16, 1715035), (19, 1444240), (20, 1372028), (28, 980020), (35, 784016), (38, 722120), (40, 686014), (56, 490010), (70, 392008), (76, 361060), (80, 343007), (95, 288848), (112, 245005), (133, 206320), (140, 196004), (152, 180530), (190, 144424), (266, 103160), (280, 98002), (304, 90265), (380, 72212), (532, 51580), (560, 49001), (665, 41264), (760, 36106), (1064, 25790), (1330, 20632), (1520, 18053), (2128, 12895), (2579, 10640), (2660, 10316), (5158, 5320)]