61945940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1051}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 149165184

約数和(自身を除く): 87219244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 421, 842, 1051, 1684, 2102, 2105, 2947, 4204, 4210, 5255, 5894, 7357, 8420, 10510, 11788, 14714, 14735, 21020, 29428, 29470, 36785, 58940, 73570, 147140, 442471, 884942, 1769884, 2212355, 3097297, 4424710, 6194594, 8849420, 12389188, 15486485, 30972970, 61945940]

約数ペア:

[(1, 61945940), (2, 30972970), (4, 15486485), (5, 12389188), (7, 8849420), (10, 6194594), (14, 4424710), (20, 3097297), (28, 2212355), (35, 1769884), (70, 884942), (140, 442471), (421, 147140), (842, 73570), (1051, 58940), (1684, 36785), (2102, 29470), (2105, 29428), (2947, 21020), (4204, 14735), (4210, 14714), (5255, 11788), (5894, 10510), (7357, 8420)]