1844202280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{4957}}^1$

素因数の和:5170

約数の個数: 64

約数和(自身を含む): 4240874880

約数和(自身を除く): 2396672600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 131, 142, 262, 284, 355, 524, 568, 655, 710, 1048, 1310, 1420, 2620, 2840, 4957, 5240, 9301, 9914, 18602, 19828, 24785, 37204, 39656, 46505, 49570, 74408, 93010, 99140, 186020, 198280, 351947, 372040, 649367, 703894, 1298734, 1407788, 1759735, 2597468, 2815576, 3246835, 3519470, 5194936, 6493670, 7038940, 12987340, 14077880, 25974680, 46105057, 92210114, 184420228, 230525285, 368840456, 461050570, 922101140, 1844202280]

約数ペア:

[(1, 1844202280), (2, 922101140), (4, 461050570), (5, 368840456), (8, 230525285), (10, 184420228), (20, 92210114), (40, 46105057), (71, 25974680), (131, 14077880), (142, 12987340), (262, 7038940), (284, 6493670), (355, 5194936), (524, 3519470), (568, 3246835), (655, 2815576), (710, 2597468), (1048, 1759735), (1310, 1407788), (1420, 1298734), (2620, 703894), (2840, 649367), (4957, 372040), (5240, 351947), (9301, 198280), (9914, 186020), (18602, 99140), (19828, 93010), (24785, 74408), (37204, 49570), (39656, 46505)]