2008221400

素因数分解:

$2^3\times 5^2\times {\mathrm{239}}^1\times {\mathrm{42013}}^1$

素因数の和:42268

約数の個数: 48

約数和(自身を含む): 4688762400

約数和(自身を除く): 2680541000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 239, 478, 956, 1195, 1912, 2390, 4780, 5975, 9560, 11950, 23900, 42013, 47800, 84026, 168052, 210065, 336104, 420130, 840260, 1050325, 1680520, 2100650, 4201300, 8402600, 10041107, 20082214, 40164428, 50205535, 80328856, 100411070, 200822140, 251027675, 401644280, 502055350, 1004110700, 2008221400]

約数ペア:

[(1, 2008221400), (2, 1004110700), (4, 502055350), (5, 401644280), (8, 251027675), (10, 200822140), (20, 100411070), (25, 80328856), (40, 50205535), (50, 40164428), (100, 20082214), (200, 10041107), (239, 8402600), (478, 4201300), (956, 2100650), (1195, 1680520), (1912, 1050325), (2390, 840260), (4780, 420130), (5975, 336104), (9560, 210065), (11950, 168052), (23900, 84026), (42013, 47800)]