19761040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19001}}^1$

素因数の和:19027

約数の個数: 40

約数和(自身を含む): 49481208

約数和(自身を除く): 29720168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 19001, 38002, 76004, 95005, 152008, 190010, 247013, 304016, 380020, 494026, 760040, 988052, 1235065, 1520080, 1976104, 2470130, 3952208, 4940260, 9880520, 19761040]

約数ペア:

[(1, 19761040), (2, 9880520), (4, 4940260), (5, 3952208), (8, 2470130), (10, 1976104), (13, 1520080), (16, 1235065), (20, 988052), (26, 760040), (40, 494026), (52, 380020), (65, 304016), (80, 247013), (104, 190010), (130, 152008), (208, 95005), (260, 76004), (520, 38002), (1040, 19001)]