19300620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1187}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 54286848

約数和(自身を除く): 34986228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 271, 542, 813, 1084, 1187, 1355, 1626, 2374, 2710, 3252, 3561, 4065, 4748, 5420, 5935, 7122, 8130, 11870, 14244, 16260, 17805, 23740, 35610, 71220, 321677, 643354, 965031, 1286708, 1608385, 1930062, 3216770, 3860124, 4825155, 6433540, 9650310, 19300620]

約数ペア:

[(1, 19300620), (2, 9650310), (3, 6433540), (4, 4825155), (5, 3860124), (6, 3216770), (10, 1930062), (12, 1608385), (15, 1286708), (20, 965031), (30, 643354), (60, 321677), (271, 71220), (542, 35610), (813, 23740), (1084, 17805), (1187, 16260), (1355, 14244), (1626, 11870), (2374, 8130), (2710, 7122), (3252, 5935), (3561, 5420), (4065, 4748)]