38726660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:985

約数の個数: 72

約数和(自身を含む): 96909120

約数和(自身を除く): 58182460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 919, 980, 1204, 1505, 1838, 2107, 3010, 3676, 4214, 4595, 6020, 6433, 8428, 9190, 10535, 12866, 18380, 21070, 25732, 32165, 39517, 42140, 45031, 64330, 79034, 90062, 128660, 158068, 180124, 197585, 225155, 276619, 395170, 450310, 553238, 790340, 900620, 1106476, 1383095, 1936333, 2766190, 3872666, 5532380, 7745332, 9681665, 19363330, 38726660]

約数ペア:

[(1, 38726660), (2, 19363330), (4, 9681665), (5, 7745332), (7, 5532380), (10, 3872666), (14, 2766190), (20, 1936333), (28, 1383095), (35, 1106476), (43, 900620), (49, 790340), (70, 553238), (86, 450310), (98, 395170), (140, 276619), (172, 225155), (196, 197585), (215, 180124), (245, 158068), (301, 128660), (430, 90062), (490, 79034), (602, 64330), (860, 45031), (919, 42140), (980, 39517), (1204, 32165), (1505, 25732), (1838, 21070), (2107, 18380), (3010, 12866), (3676, 10535), (4214, 9190), (4595, 8428), (6020, 6433)]