15879760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15269}}^1$

素因数の和:15295

約数の個数: 40

約数和(自身を含む): 39763080

約数和(自身を除く): 23883320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15269, 30538, 61076, 76345, 122152, 152690, 198497, 244304, 305380, 396994, 610760, 793988, 992485, 1221520, 1587976, 1984970, 3175952, 3969940, 7939880, 15879760]

約数ペア:

[(1, 15879760), (2, 7939880), (4, 3969940), (5, 3175952), (8, 1984970), (10, 1587976), (13, 1221520), (16, 992485), (20, 793988), (26, 610760), (40, 396994), (52, 305380), (65, 244304), (80, 198497), (104, 152690), (130, 122152), (208, 76345), (260, 61076), (520, 30538), (1040, 15269)]