1916139260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{22111}}^1$

素因数の和:22746

約数の個数: 48

約数和(自身を含む): 4606371840

約数和(自身を除く): 2690232580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619, 1238, 2476, 3095, 4333, 6190, 8666, 12380, 17332, 21665, 22111, 43330, 44222, 86660, 88444, 110555, 154777, 221110, 309554, 442220, 619108, 773885, 1547770, 3095540, 13686709, 27373418, 54746836, 68433545, 95806963, 136867090, 191613926, 273734180, 383227852, 479034815, 958069630, 1916139260]

約数ペア:

[(1, 1916139260), (2, 958069630), (4, 479034815), (5, 383227852), (7, 273734180), (10, 191613926), (14, 136867090), (20, 95806963), (28, 68433545), (35, 54746836), (70, 27373418), (140, 13686709), (619, 3095540), (1238, 1547770), (2476, 773885), (3095, 619108), (4333, 442220), (6190, 309554), (8666, 221110), (12380, 154777), (17332, 110555), (21665, 88444), (22111, 86660), (43330, 44222)]