440222020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{991}}^1$

素因数の和:1193

約数の個数: 96

約数和(自身を含む): 1119928320

約数和(自身を除く): 679706300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 167, 190, 266, 334, 380, 532, 665, 668, 835, 991, 1169, 1330, 1670, 1982, 2338, 2660, 3173, 3340, 3964, 4676, 4955, 5845, 6346, 6937, 9910, 11690, 12692, 13874, 15865, 18829, 19820, 22211, 23380, 27748, 31730, 34685, 37658, 44422, 63460, 69370, 75316, 88844, 94145, 111055, 131803, 138740, 165497, 188290, 222110, 263606, 330994, 376580, 444220, 527212, 659015, 661988, 827485, 1158479, 1318030, 1654970, 2316958, 2636060, 3144443, 3309940, 4633916, 5792395, 6288886, 11584790, 12577772, 15722215, 22011101, 23169580, 31444430, 44022202, 62888860, 88044404, 110055505, 220111010, 440222020]

約数ペア:

[(1, 440222020), (2, 220111010), (4, 110055505), (5, 88044404), (7, 62888860), (10, 44022202), (14, 31444430), (19, 23169580), (20, 22011101), (28, 15722215), (35, 12577772), (38, 11584790), (70, 6288886), (76, 5792395), (95, 4633916), (133, 3309940), (140, 3144443), (167, 2636060), (190, 2316958), (266, 1654970), (334, 1318030), (380, 1158479), (532, 827485), (665, 661988), (668, 659015), (835, 527212), (991, 444220), (1169, 376580), (1330, 330994), (1670, 263606), (1982, 222110), (2338, 188290), (2660, 165497), (3173, 138740), (3340, 131803), (3964, 111055), (4676, 94145), (4955, 88844), (5845, 75316), (6346, 69370), (6937, 63460), (9910, 44422), (11690, 37658), (12692, 34685), (13874, 31730), (15865, 27748), (18829, 23380), (19820, 22211)]