28048980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 84260736

約数和(自身を除く): 56211756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 107, 170, 204, 214, 255, 257, 321, 340, 428, 510, 514, 535, 642, 771, 1020, 1028, 1070, 1284, 1285, 1542, 1605, 1819, 2140, 2570, 3084, 3210, 3638, 3855, 4369, 5140, 5457, 6420, 7276, 7710, 8738, 9095, 10914, 13107, 15420, 17476, 18190, 21828, 21845, 26214, 27285, 27499, 36380, 43690, 52428, 54570, 54998, 65535, 82497, 87380, 109140, 109996, 131070, 137495, 164994, 262140, 274990, 329988, 412485, 467483, 549980, 824970, 934966, 1402449, 1649940, 1869932, 2337415, 2804898, 4674830, 5609796, 7012245, 9349660, 14024490, 28048980]

約数ペア:

[(1, 28048980), (2, 14024490), (3, 9349660), (4, 7012245), (5, 5609796), (6, 4674830), (10, 2804898), (12, 2337415), (15, 1869932), (17, 1649940), (20, 1402449), (30, 934966), (34, 824970), (51, 549980), (60, 467483), (68, 412485), (85, 329988), (102, 274990), (107, 262140), (170, 164994), (204, 137495), (214, 131070), (255, 109996), (257, 109140), (321, 87380), (340, 82497), (428, 65535), (510, 54998), (514, 54570), (535, 52428), (642, 43690), (771, 36380), (1020, 27499), (1028, 27285), (1070, 26214), (1284, 21845), (1285, 21828), (1542, 18190), (1605, 17476), (1819, 15420), (2140, 13107), (2570, 10914), (3084, 9095), (3210, 8738), (3638, 7710), (3855, 7276), (4369, 6420), (5140, 5457)]