8341970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 18869760

約数和(自身を除く): 10527790

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 89, 91, 103, 130, 178, 182, 206, 445, 455, 515, 623, 721, 890, 910, 1030, 1157, 1246, 1339, 1442, 2314, 2678, 3115, 3605, 5785, 6230, 6695, 7210, 8099, 9167, 9373, 11570, 13390, 16198, 18334, 18746, 40495, 45835, 46865, 64169, 80990, 91670, 93730, 119171, 128338, 238342, 320845, 595855, 641690, 834197, 1191710, 1668394, 4170985, 8341970]

約数ペア:

[(1, 8341970), (2, 4170985), (5, 1668394), (7, 1191710), (10, 834197), (13, 641690), (14, 595855), (26, 320845), (35, 238342), (65, 128338), (70, 119171), (89, 93730), (91, 91670), (103, 80990), (130, 64169), (178, 46865), (182, 45835), (206, 40495), (445, 18746), (455, 18334), (515, 16198), (623, 13390), (721, 11570), (890, 9373), (910, 9167), (1030, 8099), (1157, 7210), (1246, 6695), (1339, 6230), (1442, 5785), (2314, 3605), (2678, 3115)]