28902180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:373

約数の個数: 96

約数和(自身を含む): 85188096

約数和(自身を除く): 56285916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 47, 60, 74, 94, 111, 141, 148, 185, 188, 222, 235, 277, 282, 370, 444, 470, 554, 555, 564, 705, 740, 831, 940, 1108, 1110, 1385, 1410, 1662, 1739, 2220, 2770, 2820, 3324, 3478, 4155, 5217, 5540, 6956, 8310, 8695, 10249, 10434, 13019, 16620, 17390, 20498, 20868, 26038, 26085, 30747, 34780, 39057, 40996, 51245, 52076, 52170, 61494, 65095, 78114, 102490, 104340, 122988, 130190, 153735, 156228, 195285, 204980, 260380, 307470, 390570, 481703, 614940, 781140, 963406, 1445109, 1926812, 2408515, 2890218, 4817030, 5780436, 7225545, 9634060, 14451090, 28902180]

約数ペア:

[(1, 28902180), (2, 14451090), (3, 9634060), (4, 7225545), (5, 5780436), (6, 4817030), (10, 2890218), (12, 2408515), (15, 1926812), (20, 1445109), (30, 963406), (37, 781140), (47, 614940), (60, 481703), (74, 390570), (94, 307470), (111, 260380), (141, 204980), (148, 195285), (185, 156228), (188, 153735), (222, 130190), (235, 122988), (277, 104340), (282, 102490), (370, 78114), (444, 65095), (470, 61494), (554, 52170), (555, 52076), (564, 51245), (705, 40996), (740, 39057), (831, 34780), (940, 30747), (1108, 26085), (1110, 26038), (1385, 20868), (1410, 20498), (1662, 17390), (1739, 16620), (2220, 13019), (2770, 10434), (2820, 10249), (3324, 8695), (3478, 8310), (4155, 6956), (5217, 5540)]