17898790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:146

約数の個数: 96

約数和(自身を含む): 42690240

約数和(自身を除く): 24791450

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 89, 91, 119, 130, 169, 170, 178, 182, 221, 238, 338, 442, 445, 455, 595, 623, 845, 890, 910, 1105, 1157, 1183, 1190, 1246, 1513, 1547, 1690, 2210, 2314, 2366, 2873, 3026, 3094, 3115, 5746, 5785, 5915, 6230, 7565, 7735, 8099, 10591, 11570, 11830, 14365, 15041, 15130, 15470, 16198, 19669, 20111, 21182, 28730, 30082, 39338, 40222, 40495, 52955, 75205, 80990, 98345, 100555, 105287, 105910, 137683, 150410, 196690, 201110, 210574, 255697, 275366, 511394, 526435, 688415, 1052870, 1278485, 1376830, 1789879, 2556970, 3579758, 8949395, 17898790]

約数ペア:

[(1, 17898790), (2, 8949395), (5, 3579758), (7, 2556970), (10, 1789879), (13, 1376830), (14, 1278485), (17, 1052870), (26, 688415), (34, 526435), (35, 511394), (65, 275366), (70, 255697), (85, 210574), (89, 201110), (91, 196690), (119, 150410), (130, 137683), (169, 105910), (170, 105287), (178, 100555), (182, 98345), (221, 80990), (238, 75205), (338, 52955), (442, 40495), (445, 40222), (455, 39338), (595, 30082), (623, 28730), (845, 21182), (890, 20111), (910, 19669), (1105, 16198), (1157, 15470), (1183, 15130), (1190, 15041), (1246, 14365), (1513, 11830), (1547, 11570), (1690, 10591), (2210, 8099), (2314, 7735), (2366, 7565), (2873, 6230), (3026, 5915), (3094, 5785), (3115, 5746)]