24292420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 53399808

約数和(自身を除く): 29107388

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 601, 860, 940, 1202, 2021, 2404, 3005, 4042, 6010, 8084, 10105, 12020, 20210, 25843, 28247, 40420, 51686, 56494, 103372, 112988, 129215, 141235, 258430, 282470, 516860, 564940, 1214621, 2429242, 4858484, 6073105, 12146210, 24292420]

約数ペア:

[(1, 24292420), (2, 12146210), (4, 6073105), (5, 4858484), (10, 2429242), (20, 1214621), (43, 564940), (47, 516860), (86, 282470), (94, 258430), (172, 141235), (188, 129215), (215, 112988), (235, 103372), (430, 56494), (470, 51686), (601, 40420), (860, 28247), (940, 25843), (1202, 20210), (2021, 12020), (2404, 10105), (3005, 8084), (4042, 6010)]