9172380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{21839}}^1$

素因数の和:21858

約数の個数: 48

約数和(自身を含む): 29352960

約数和(自身を除く): 20180580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 21839, 43678, 65517, 87356, 109195, 131034, 152873, 218390, 262068, 305746, 327585, 436780, 458619, 611492, 655170, 764365, 917238, 1310340, 1528730, 1834476, 2293095, 3057460, 4586190, 9172380]

約数ペア:

[(1, 9172380), (2, 4586190), (3, 3057460), (4, 2293095), (5, 1834476), (6, 1528730), (7, 1310340), (10, 917238), (12, 764365), (14, 655170), (15, 611492), (20, 458619), (21, 436780), (28, 327585), (30, 305746), (35, 262068), (42, 218390), (60, 152873), (70, 131034), (84, 109195), (105, 87356), (140, 65517), (210, 43678), (420, 21839)]