19371966080

素因数分解:

$2^7\times 5^1\times {\mathrm{311}}^1\times {\mathrm{97327}}^1$

素因数の和:97657

約数の個数: 64

約数和(自身を含む): 46460494080

約数和(自身を除く): 27088528000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 311, 320, 622, 640, 1244, 1555, 2488, 3110, 4976, 6220, 9952, 12440, 19904, 24880, 39808, 49760, 97327, 99520, 194654, 199040, 389308, 486635, 778616, 973270, 1557232, 1946540, 3114464, 3893080, 6228928, 7786160, 12457856, 15572320, 30268697, 31144640, 60537394, 62289280, 121074788, 151343485, 242149576, 302686970, 484299152, 605373940, 968598304, 1210747880, 1937196608, 2421495760, 3874393216, 4842991520, 9685983040, 19371966080]

約数ペア:

[(1, 19371966080), (2, 9685983040), (4, 4842991520), (5, 3874393216), (8, 2421495760), (10, 1937196608), (16, 1210747880), (20, 968598304), (32, 605373940), (40, 484299152), (64, 302686970), (80, 242149576), (128, 151343485), (160, 121074788), (311, 62289280), (320, 60537394), (622, 31144640), (640, 30268697), (1244, 15572320), (1555, 12457856), (2488, 7786160), (3110, 6228928), (4976, 3893080), (6220, 3114464), (9952, 1946540), (12440, 1557232), (19904, 973270), (24880, 778616), (39808, 486635), (49760, 389308), (97327, 199040), (99520, 194654)]