2987880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{3557}}^1$

素因数の和:3578

約数の個数: 64

約数和(自身を含む): 10247040

約数和(自身を除く): 7259160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 3557, 7114, 10671, 14228, 17785, 21342, 24899, 28456, 35570, 42684, 49798, 53355, 71140, 74697, 85368, 99596, 106710, 124495, 142280, 149394, 199192, 213420, 248990, 298788, 373485, 426840, 497980, 597576, 746970, 995960, 1493940, 2987880]

約数ペア:

[(1, 2987880), (2, 1493940), (3, 995960), (4, 746970), (5, 597576), (6, 497980), (7, 426840), (8, 373485), (10, 298788), (12, 248990), (14, 213420), (15, 199192), (20, 149394), (21, 142280), (24, 124495), (28, 106710), (30, 99596), (35, 85368), (40, 74697), (42, 71140), (56, 53355), (60, 49798), (70, 42684), (84, 35570), (105, 28456), (120, 24899), (140, 21342), (168, 17785), (210, 14228), (280, 10671), (420, 7114), (840, 3557)]