16683940

素因数分解:

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

素因数の和:221

約数の個数: 96

約数和(自身を含む): 44029440

約数和(自身を除く): 27345500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 89, 91, 103, 130, 140, 178, 182, 206, 260, 356, 364, 412, 445, 455, 515, 623, 721, 890, 910, 1030, 1157, 1246, 1339, 1442, 1780, 1820, 2060, 2314, 2492, 2678, 2884, 3115, 3605, 4628, 5356, 5785, 6230, 6695, 7210, 8099, 9167, 9373, 11570, 12460, 13390, 14420, 16198, 18334, 18746, 23140, 26780, 32396, 36668, 37492, 40495, 45835, 46865, 64169, 80990, 91670, 93730, 119171, 128338, 161980, 183340, 187460, 238342, 256676, 320845, 476684, 595855, 641690, 834197, 1191710, 1283380, 1668394, 2383420, 3336788, 4170985, 8341970, 16683940]

約数ペア:

[(1, 16683940), (2, 8341970), (4, 4170985), (5, 3336788), (7, 2383420), (10, 1668394), (13, 1283380), (14, 1191710), (20, 834197), (26, 641690), (28, 595855), (35, 476684), (52, 320845), (65, 256676), (70, 238342), (89, 187460), (91, 183340), (103, 161980), (130, 128338), (140, 119171), (178, 93730), (182, 91670), (206, 80990), (260, 64169), (356, 46865), (364, 45835), (412, 40495), (445, 37492), (455, 36668), (515, 32396), (623, 26780), (721, 23140), (890, 18746), (910, 18334), (1030, 16198), (1157, 14420), (1246, 13390), (1339, 12460), (1442, 11570), (1780, 9373), (1820, 9167), (2060, 8099), (2314, 7210), (2492, 6695), (2678, 6230), (2884, 5785), (3115, 5356), (3605, 4628)]