1999457268

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:857

約数の個数: 96

約数和(自身を含む): 4904686080

約数和(自身を除く): 2905228812

約数列:

[1, 2, 3, 4, 6, 12, 47, 61, 89, 94, 122, 141, 178, 183, 188, 244, 267, 282, 356, 366, 534, 564, 653, 732, 1068, 1306, 1959, 2612, 2867, 3918, 4183, 5429, 5734, 7836, 8366, 8601, 10858, 11468, 12549, 16287, 16732, 17202, 21716, 25098, 30691, 32574, 34404, 39833, 50196, 58117, 61382, 65148, 79666, 92073, 116234, 119499, 122764, 159332, 174351, 184146, 232468, 238998, 255163, 348702, 368292, 477996, 510326, 697404, 765489, 1020652, 1530978, 1872151, 2731499, 3061956, 3545137, 3744302, 5462998, 5616453, 7090274, 7488604, 8194497, 10635411, 10925996, 11232906, 14180548, 16388994, 21270822, 22465812, 32777988, 42541644, 166621439, 333242878, 499864317, 666485756, 999728634, 1999457268]

約数ペア:

[(1, 1999457268), (2, 999728634), (3, 666485756), (4, 499864317), (6, 333242878), (12, 166621439), (47, 42541644), (61, 32777988), (89, 22465812), (94, 21270822), (122, 16388994), (141, 14180548), (178, 11232906), (183, 10925996), (188, 10635411), (244, 8194497), (267, 7488604), (282, 7090274), (356, 5616453), (366, 5462998), (534, 3744302), (564, 3545137), (653, 3061956), (732, 2731499), (1068, 1872151), (1306, 1530978), (1959, 1020652), (2612, 765489), (2867, 697404), (3918, 510326), (4183, 477996), (5429, 368292), (5734, 348702), (7836, 255163), (8366, 238998), (8601, 232468), (10858, 184146), (11468, 174351), (12549, 159332), (16287, 122764), (16732, 119499), (17202, 116234), (21716, 92073), (25098, 79666), (30691, 65148), (32574, 61382), (34404, 58117), (39833, 50196)]