1906286590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 3759436800

約数和(自身を除く): 1853150210

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 419, 443, 790, 838, 886, 1027, 2054, 2095, 2215, 4190, 4430, 5135, 5447, 5759, 10270, 10894, 11518, 27235, 28795, 33101, 34997, 54470, 57590, 66202, 69994, 165505, 174985, 185617, 331010, 349970, 371234, 430313, 454961, 860626, 909922, 928085, 1856170, 2151565, 2274805, 2413021, 4303130, 4549610, 4826042, 12065105, 14663743, 24130210, 29327486, 73318715, 146637430, 190628659, 381257318, 953143295, 1906286590]

約数ペア:

[(1, 1906286590), (2, 953143295), (5, 381257318), (10, 190628659), (13, 146637430), (26, 73318715), (65, 29327486), (79, 24130210), (130, 14663743), (158, 12065105), (395, 4826042), (419, 4549610), (443, 4303130), (790, 2413021), (838, 2274805), (886, 2151565), (1027, 1856170), (2054, 928085), (2095, 909922), (2215, 860626), (4190, 454961), (4430, 430313), (5135, 371234), (5447, 349970), (5759, 331010), (10270, 185617), (10894, 174985), (11518, 165505), (27235, 69994), (28795, 66202), (33101, 57590), (34997, 54470)]