201970370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1907}}^1$

素因数の和:2027

約数の個数: 64

約数和(自身を含む): 445098240

約数和(自身を除く): 243127870

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 89, 119, 170, 178, 238, 445, 595, 623, 890, 1190, 1246, 1513, 1907, 3026, 3115, 3814, 6230, 7565, 9535, 10591, 13349, 15130, 19070, 21182, 26698, 32419, 52955, 64838, 66745, 105910, 133490, 162095, 169723, 226933, 324190, 339446, 453866, 848615, 1134665, 1188061, 1697230, 2269330, 2376122, 2885291, 5770582, 5940305, 11880610, 14426455, 20197037, 28852910, 40394074, 100985185, 201970370]

約数ペア:

[(1, 201970370), (2, 100985185), (5, 40394074), (7, 28852910), (10, 20197037), (14, 14426455), (17, 11880610), (34, 5940305), (35, 5770582), (70, 2885291), (85, 2376122), (89, 2269330), (119, 1697230), (170, 1188061), (178, 1134665), (238, 848615), (445, 453866), (595, 339446), (623, 324190), (890, 226933), (1190, 169723), (1246, 162095), (1513, 133490), (1907, 105910), (3026, 66745), (3115, 64838), (3814, 52955), (6230, 32419), (7565, 26698), (9535, 21182), (10591, 19070), (13349, 15130)]