7241290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 15925248

約数和(自身を除く): 8683958

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 47, 62, 70, 71, 94, 142, 155, 217, 235, 310, 329, 355, 434, 470, 497, 658, 710, 994, 1085, 1457, 1645, 2170, 2201, 2485, 2914, 3290, 3337, 4402, 4970, 6674, 7285, 10199, 11005, 14570, 15407, 16685, 20398, 22010, 23359, 30814, 33370, 46718, 50995, 77035, 101990, 103447, 116795, 154070, 206894, 233590, 517235, 724129, 1034470, 1448258, 3620645, 7241290]

約数ペア:

[(1, 7241290), (2, 3620645), (5, 1448258), (7, 1034470), (10, 724129), (14, 517235), (31, 233590), (35, 206894), (47, 154070), (62, 116795), (70, 103447), (71, 101990), (94, 77035), (142, 50995), (155, 46718), (217, 33370), (235, 30814), (310, 23359), (329, 22010), (355, 20398), (434, 16685), (470, 15407), (497, 14570), (658, 11005), (710, 10199), (994, 7285), (1085, 6674), (1457, 4970), (1645, 4402), (2170, 3337), (2201, 3290), (2485, 2914)]