2980492400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{256939}}^1$

素因数の和:256986

約数の個数: 60

約数和(自身を含む): 7407580200

約数和(自身を除く): 4427087800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 145, 200, 232, 290, 400, 464, 580, 725, 1160, 1450, 2320, 2900, 5800, 11600, 256939, 513878, 1027756, 1284695, 2055512, 2569390, 4111024, 5138780, 6423475, 7451231, 10277560, 12846950, 14902462, 20555120, 25693900, 29804924, 37256155, 51387800, 59609848, 74512310, 102775600, 119219696, 149024620, 186280775, 298049240, 372561550, 596098480, 745123100, 1490246200, 2980492400]

約数ペア:

[(1, 2980492400), (2, 1490246200), (4, 745123100), (5, 596098480), (8, 372561550), (10, 298049240), (16, 186280775), (20, 149024620), (25, 119219696), (29, 102775600), (40, 74512310), (50, 59609848), (58, 51387800), (80, 37256155), (100, 29804924), (116, 25693900), (145, 20555120), (200, 14902462), (232, 12846950), (290, 10277560), (400, 7451231), (464, 6423475), (580, 5138780), (725, 4111024), (1160, 2569390), (1450, 2055512), (2320, 1284695), (2900, 1027756), (5800, 513878), (11600, 256939)]