84700420

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{12347}}^1$

素因数の和:12377

約数の個数: 48

約数和(自身を含む): 207446400

約数和(自身を除く): 122745980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 12347, 24694, 49388, 61735, 86429, 123470, 172858, 246940, 345716, 432145, 605003, 864290, 1210006, 1728580, 2420012, 3025015, 4235021, 6050030, 8470042, 12100060, 16940084, 21175105, 42350210, 84700420]

約数ペア:

[(1, 84700420), (2, 42350210), (4, 21175105), (5, 16940084), (7, 12100060), (10, 8470042), (14, 6050030), (20, 4235021), (28, 3025015), (35, 2420012), (49, 1728580), (70, 1210006), (98, 864290), (140, 605003), (196, 432145), (245, 345716), (343, 246940), (490, 172858), (686, 123470), (980, 86429), (1372, 61735), (1715, 49388), (3430, 24694), (6860, 12347)]