157803940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{3847}}^1$

素因数の和:4156

約数の個数: 48

約数和(自身を含む): 380120832

約数和(自身を除く): 222316892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 293, 586, 1172, 1465, 2051, 2930, 3847, 4102, 5860, 7694, 8204, 10255, 15388, 19235, 20510, 26929, 38470, 41020, 53858, 76940, 107716, 134645, 269290, 538580, 1127171, 2254342, 4508684, 5635855, 7890197, 11271710, 15780394, 22543420, 31560788, 39450985, 78901970, 157803940]

約数ペア:

[(1, 157803940), (2, 78901970), (4, 39450985), (5, 31560788), (7, 22543420), (10, 15780394), (14, 11271710), (20, 7890197), (28, 5635855), (35, 4508684), (70, 2254342), (140, 1127171), (293, 538580), (586, 269290), (1172, 134645), (1465, 107716), (2051, 76940), (2930, 53858), (3847, 41020), (4102, 38470), (5860, 26929), (7694, 20510), (8204, 19235), (10255, 15388)]