172910780420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{28722721}}^1$

素因数の和:28722780

約数の個数: 48

約数和(自身を含む): 424636722048

約数和(自身を除く): 251725941628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 28722721, 57445442, 114890884, 143613605, 201059047, 287227210, 402118094, 574454420, 804236188, 1005295235, 1235077003, 2010590470, 2470154006, 4021180940, 4940308012, 6175385015, 8645539021, 12350770030, 17291078042, 24701540060, 34582156084, 43227695105, 86455390210, 172910780420]

約数ペア:

[(1, 172910780420), (2, 86455390210), (4, 43227695105), (5, 34582156084), (7, 24701540060), (10, 17291078042), (14, 12350770030), (20, 8645539021), (28, 6175385015), (35, 4940308012), (43, 4021180940), (70, 2470154006), (86, 2010590470), (140, 1235077003), (172, 1005295235), (215, 804236188), (301, 574454420), (430, 402118094), (602, 287227210), (860, 201059047), (1204, 143613605), (1505, 114890884), (3010, 57445442), (6020, 28722721)]