4247320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 12188880

約数和(自身を除く): 7941560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 197, 220, 245, 280, 308, 385, 392, 394, 440, 490, 539, 616, 770, 788, 980, 985, 1078, 1379, 1540, 1576, 1960, 1970, 2156, 2167, 2695, 2758, 3080, 3940, 4312, 4334, 5390, 5516, 6895, 7880, 8668, 9653, 10780, 10835, 11032, 13790, 15169, 17336, 19306, 21560, 21670, 27580, 30338, 38612, 43340, 48265, 55160, 60676, 75845, 77224, 86680, 96530, 106183, 121352, 151690, 193060, 212366, 303380, 386120, 424732, 530915, 606760, 849464, 1061830, 2123660, 4247320]

約数ペア:

[(1, 4247320), (2, 2123660), (4, 1061830), (5, 849464), (7, 606760), (8, 530915), (10, 424732), (11, 386120), (14, 303380), (20, 212366), (22, 193060), (28, 151690), (35, 121352), (40, 106183), (44, 96530), (49, 86680), (55, 77224), (56, 75845), (70, 60676), (77, 55160), (88, 48265), (98, 43340), (110, 38612), (140, 30338), (154, 27580), (196, 21670), (197, 21560), (220, 19306), (245, 17336), (280, 15169), (308, 13790), (385, 11032), (392, 10835), (394, 10780), (440, 9653), (490, 8668), (539, 7880), (616, 6895), (770, 5516), (788, 5390), (980, 4334), (985, 4312), (1078, 3940), (1379, 3080), (1540, 2758), (1576, 2695), (1960, 2167), (1970, 2156)]