28984690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:120

約数の個数: 96

約数和(自身を含む): 66714624

約数和(自身を除く): 37729934

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 37, 38, 62, 70, 74, 95, 133, 155, 185, 190, 217, 259, 266, 310, 361, 370, 434, 518, 589, 665, 703, 722, 1085, 1147, 1178, 1295, 1330, 1406, 1805, 2170, 2294, 2527, 2590, 2945, 3515, 3610, 4123, 4921, 5054, 5735, 5890, 7030, 8029, 8246, 9842, 11191, 11470, 12635, 13357, 16058, 20615, 21793, 22382, 24605, 25270, 26714, 40145, 41230, 43586, 49210, 55955, 66785, 78337, 80290, 93499, 108965, 111910, 133570, 152551, 156674, 186998, 217930, 305102, 391685, 414067, 467495, 762755, 783370, 828134, 934990, 1525510, 2070335, 2898469, 4140670, 5796938, 14492345, 28984690]

約数ペア:

[(1, 28984690), (2, 14492345), (5, 5796938), (7, 4140670), (10, 2898469), (14, 2070335), (19, 1525510), (31, 934990), (35, 828134), (37, 783370), (38, 762755), (62, 467495), (70, 414067), (74, 391685), (95, 305102), (133, 217930), (155, 186998), (185, 156674), (190, 152551), (217, 133570), (259, 111910), (266, 108965), (310, 93499), (361, 80290), (370, 78337), (434, 66785), (518, 55955), (589, 49210), (665, 43586), (703, 41230), (722, 40145), (1085, 26714), (1147, 25270), (1178, 24605), (1295, 22382), (1330, 21793), (1406, 20615), (1805, 16058), (2170, 13357), (2294, 12635), (2527, 11470), (2590, 11191), (2945, 9842), (3515, 8246), (3610, 8029), (4123, 7030), (4921, 5890), (5054, 5735)]