42678440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{152423}}^1$

素因数の和:152441

約数の個数: 32

約数和(自身を含む): 109745280

約数和(自身を除く): 67066840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 152423, 304846, 609692, 762115, 1066961, 1219384, 1524230, 2133922, 3048460, 4267844, 5334805, 6096920, 8535688, 10669610, 21339220, 42678440]

約数ペア:

[(1, 42678440), (2, 21339220), (4, 10669610), (5, 8535688), (7, 6096920), (8, 5334805), (10, 4267844), (14, 3048460), (20, 2133922), (28, 1524230), (35, 1219384), (40, 1066961), (56, 762115), (70, 609692), (140, 304846), (280, 152423)]